DR. RONALD L DRENGLER M.D. NPI 1265459168

NPI Information

  • NPI: 1265459168
  • Provider Name: DR. RONALD L DRENGLER, M.D.
  • Classification: Internal Medicine - 207RX0202X
  • Specialization: Medical Oncology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 4383 MEDICAL DR
    SAN ANTONIO, TX
    ZIP 78229
  • Phone: (210) 593-5700

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NPI Details

DR. Ronald L Drengler, M.D. is a medical oncology internal medicine in San Antonio, TX with 38 years of experience. The provider is an internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer. DR. Ronald L Drengler, M.D. NPI is 1265459168. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

4383 MEDICAL DR
SAN ANTONIO, TX
ZIP 78229-307
Phone: (210) 593-5700
Fax: (210) 593-5992

The NPI 1265459168 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Injection, nivolumab, 1 mg (HCPCS:J9299)
  • Injection, oxaliplatin, 0.5 mg (HCPCS:J9263)
  • Injection, paclitaxel protein-bound particles, 1 mg (HCPCS:J9264)
  • Injection, pembrolizumab, 1 mg (HCPCS:J9271)
  • Injection, paclitaxel, 1 mg (HCPCS:J9267)
  • Injection, denosumab, 1 mg (HCPCS:J0897)
  • Injection, dexamethasone sodium phosphate, 1 mg (HCPCS:J1100)
  • Injection, potassium chloride, per 2 meq (HCPCS:J3480)
  • Injection, magnesium sulfate, per 500 mg (HCPCS:J3475)
  • Lactate dehydrogenase (enzyme) level (HCPCS:83615)
  • Blood test, comprehensive group of blood chemicals (HCPCS:80053)
  • Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS:85025)
  • Unclassified drugs (HCPCS:J3490)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Injection, gemcitabine hydrochloride, not otherwise specified, 200 mg (HCPCS:J9201)
  • Injection, leucovorin calcium, per 50 mg (HCPCS:J0640)
  • Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less (HCPCS:96367)
  • Injection, pegfilgrastim, excludes biosimilar, 0.5 mg (HCPCS:J2506)
  • Injection, fluorouracil, 500 mg (HCPCS:J9190)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Injection, cisplatin, powder or solution, 10 mg (HCPCS:J9060)
  • Administration of chemotherapy into vein, 1 hour or less (HCPCS:96413)
  • Injection of additional new drug or substance into vein (HCPCS:96375)
  • Injection, pegfilgrastim-cbqv, biosimilar, (udenyca), 0.5 mg (HCPCS:Q5111)
  • Injection, ondansetron hydrochloride, per 1 mg (HCPCS:J2405)
  • Administration of additional new drug or substance into vein, 1 hour or less (HCPCS:96417)
  • Carcinoembryonic antigen (cea) protein level (HCPCS:82378)
  • Injection, carboplatin, 50 mg (HCPCS:J9045)
  • Magnesium level (HCPCS:83735)
  • Immunologic analysis for detection of tumor antigen, quantitative; ca 19-9 (HCPCS:86301)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Injection, zoledronic acid, 1 mg (HCPCS:J3489)
  • Administration of chemotherapy into vein, each additional hour (HCPCS:96415)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Infusion, normal saline solution , 1000 cc (HCPCS:J7030)
  • Injection, fosnetupitant 235 mg and palonosetron 0.25 mg (HCPCS:J1454)
  • Infusion into a vein for hydration, each additional hour (HCPCS:96361)
  • Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (HCPCS:96365)
  • Injection, diphenhydramine hcl, up to 50 mg (HCPCS:J1200)
  • Infusion into a vein for therapy, prevention, or diagnosis, each additional hour (HCPCS:96366)
  • Injection, mannitol, 25% in 50 ml (HCPCS:J2150)
  • Infusion into a vein for hydration, 31-60 minutes (HCPCS:96360)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Thyroid hormone, t3 measurement, free (HCPCS:84481)
  • Thyroxine (thyroid chemical), free (HCPCS:84439)
  • Oncology care model (ocm) monthly enhanced oncology services (meos) payment for ocm enhanced services. g9678 payments may only be made to ocm practitioners for ocm beneficiaries for the furnishment of enhanced services as defined in the ocm participation a (HCPCS:G9678)
  • Complete blood cell count (red cells, white blood cell, platelets), automated test (HCPCS:85027)
  • Lipase (fat enzyme) level (HCPCS:83690)
  • Immunologic analysis for detection of tumor antigen, quantitative; ca 15-3 (HCPCS:86300)
  • Phosphate level (HCPCS:84100)
  • Chemotherapy administration, intravenous infusion technique; initiation of infusion in the office/clinic setting using office/clinic pump/supplies, with continuation of the infusion in the community setting (e.g., home, domiciliary, rest home or assisted l (HCPCS:G0498)
  • Amylase (enzyme) level (HCPCS:82150)
  • Immunologic analysis for detection of tumor antigen, quantitative; ca 125 (HCPCS:86304)
  • Injection, hydrocortisone sodium succinate, up to 100 mg (HCPCS:J1720)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Application of on-body injector for under skin injection (HCPCS:96377)
  • Iron level (HCPCS:83540)
  • Iron binding capacity (HCPCS:83550)
  • Ferritin (blood protein) level (HCPCS:82728)
  • Irrigation of implanted venous access drug delivery device (HCPCS:96523)
  • Urinalysis, manual test (HCPCS:81002)
  • Infusion into a vein for therapy, prevention, or diagnosis concurrent with another infusion (HCPCS:96368)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Cyanocobalamin (vitamin b-12) level (HCPCS:82607)
  • Red blood count, automated test (HCPCS:85045)
  • Red blood cell sedimentation rate, to detect inflammation, automated (HCPCS:85652)
  • Psa (prostate specific antigen) measurement, total (HCPCS:84153)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Blood test, clotting time (HCPCS:85610)
  • Gammaglobulin (immune system protein) measurement (HCPCS:82784)
  • Detection test by immunoassay technique for hepatitis b surface antigen (HCPCS:87340)
  • Hepatitis b core antibody measurement (HCPCS:86704)
  • Hepatitis c antibody measurement (HCPCS:86803)
  • Blood test, thyroid stimulating hormone (tsh) (HCPCS:84443)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)

The enumeration date for this NPI number is 7/16/2006 and was last updated on 7/11/2013.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RX0202XInternal MedicineMedical OncologyJ4091TEXASYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
185843NMEDICARE ID-TYPE UNSPECIFIED
2G25731MEDICARE UPIN
35412102OTHERAETNA PIN #
4118667801MEDICAIDTEXAS

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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