DR. GUILLERMO LAZO-DIAZ MD NPI 1760421101

NPI Information

  • NPI: 1760421101
  • Provider Name: DR. GUILLERMO LAZO-DIAZ, MD
  • Classification: Internal Medicine - 207RX0202X
  • Specialization: Medical Oncology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1901 S 2ND ST
    MCALLEN, TX
    ZIP 78503
  • Phone: (956) 687-5150

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NPI Details

DR. Guillermo Lazo-diaz, MD is a medical oncology internal medicine in Mcallen, TX with 33 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. Guillermo Lazo-diaz, MD NPI is 1760421101. 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:

1901 S 2ND ST
MCALLEN, TX
ZIP 78503-271
Phone: (956) 687-5150
Fax: (956) 687-9546

The NPI 1760421101 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, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS:Q0138)
  • Injection, pembrolizumab, 1 mg (HCPCS:J9271)
  • Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units (HCPCS:Q5106)
  • Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS:Q9967)
  • Injection, denosumab, 1 mg (HCPCS:J0897)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS:85025)
  • Blood test, comprehensive group of blood chemicals (HCPCS:80053)
  • Lactate dehydrogenase (enzyme) level (HCPCS:83615)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Injection, dexamethasone sodium phosphate, 1 mg (HCPCS:J1100)
  • Ferritin (blood protein) level (HCPCS:82728)
  • Iron level (HCPCS:83540)
  • Iron binding capacity (HCPCS:83550)
  • Injection, zoledronic acid, 1 mg (HCPCS:J3489)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Reticulated (young) platelet measurement (HCPCS:85055)
  • Injection of additional new drug or substance into vein (HCPCS:96375)
  • Irrigation of implanted venous access drug delivery device (HCPCS:96523)
  • 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)
  • Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (HCPCS:96365)
  • Administration of chemotherapy into vein, 1 hour or less (HCPCS:96413)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle (HCPCS:96401)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Red blood count automated, with additional calculations (HCPCS:85046)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Ct scan of chest without contrast (HCPCS:71250)
  • Psa (prostate specific antigen) measurement, total (HCPCS:84153)
  • Drawing of blood for a medical problem (HCPCS:99195)
  • Ct scan of abdomen and pelvis without contrast (HCPCS:74176)
  • Ct scan of abdomen and pelvis with contrast (HCPCS:74177)
  • Stool analysis for blood to screen for colon tumors (HCPCS:82270)
  • Manual urinalysis test with examination using microscope, automated (HCPCS:81001)
  • Ct scan of chest with contrast (HCPCS:71260)
  • Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries (HCPCS:A9552)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • Blood test, clotting time (HCPCS:85610)

The enumeration date for this NPI number is 6/4/2006 and was last updated on 12/11/2008.

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
1207RH0003XInternal MedicineHematology & OncologyL0370TEXASNo
2207RX0202XInternal MedicineMedical OncologyL0370TEXASYes

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
18G6415MEDICARE PINTEXAS
28D8380MEDICARE PINTEXAS
342067104MEDICAIDTEXAS
4P00297863MEDICARE PINTEXAS
58S7051OTHERTEXASBLUE CROSS OF TX
6H22275MEDICARE UPIN
742067103MEDICAIDTEXAS

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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