ROBERT MELVIN RIFKIN MD NPI 1134103476

NPI Information

  • NPI: 1134103476
  • Provider Name: ROBERT MELVIN RIFKIN, MD
  • Classification: Internal Medicine - 207RH0003X
  • Specialization: Hematology & Oncology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1800 N WILLIAMS ST STE 200
    DENVER, CO
    ZIP 80218
  • Phone: (303) 388-4876

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NPI Details

Robert Melvin Rifkin, MD is a hematology and oncology internal medicine in Denver, CO with 44 years of experience. The provider is an internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered. Robert Melvin Rifkin, MD NPI is 1134103476. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduation Year:1982

The provider's business location address is:

1800 N WILLIAMS ST STE 200
DENVER, CO
ZIP 80218-237
Phone: (303) 388-4876
Fax: (303) 285-5097

The NPI 1134103476 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, fosaprepitant, 1 mg (HCPCS:J1453)
  • Injection, pembrolizumab, 1 mg (HCPCS:J9271)
  • Injection, iron sucrose, 1 mg (HCPCS:J1756)
  • Injection, denosumab, 1 mg (HCPCS:J0897)
  • Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS:Q9967)
  • Injection, dexamethasone sodium phosphate, 1 mg (HCPCS:J1100)
  • Injection, docetaxel, 1 mg (HCPCS:J9171)
  • Injection, lanreotide, 1 mg (HCPCS:J1930)
  • Injection, granisetron hydrochloride, 100 mcg (HCPCS:J1626)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Injection, palonosetron hcl, 25 mcg (HCPCS:J2469)
  • Red blood count, automated test (HCPCS:85045)
  • 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)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Gammaglobulin (immune system protein) measurement (HCPCS:82784)
  • Injection, gemcitabine hydrochloride, not otherwise specified, 200 mg (HCPCS:J9201)
  • Injection, pegfilgrastim, excludes biosimilar, 0.5 mg (HCPCS:J2506)
  • Administration of chemotherapy into vein, 1 hour or less (HCPCS:96413)
  • Magnesium level (HCPCS:83735)
  • Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less (HCPCS:96367)
  • Injection, carboplatin, 50 mg (HCPCS:J9045)
  • Injection of additional new drug or substance into vein (HCPCS:96375)
  • Measurement of immunoglobulin light chains (HCPCS:83521)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • Blood test, clotting time (HCPCS:85610)
  • Beta-2 microglobulin (protein) level (HCPCS:82232)
  • Injection, zoledronic acid, 1 mg (HCPCS:J3489)
  • Piflufolastat f-18, diagnostic, 1 millicurie (HCPCS:A9595)
  • Protein measurement, serum (HCPCS:84165)
  • Immunologic analysis technique on serum (immunofixation) (HCPCS:86334)
  • Complete blood cell count (red cells, white blood cell, platelets), automated test (HCPCS:85027)
  • Ferritin (blood protein) level (HCPCS:82728)
  • Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries (HCPCS:A9552)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Administration of additional new drug or substance into vein, 1 hour or less (HCPCS:96417)
  • Reticulated (young) platelet measurement (HCPCS:85055)
  • Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (HCPCS:96365)
  • Administration of chemotherapy into vein, each additional hour (HCPCS:96415)
  • Injection, diphenhydramine hcl, up to 50 mg (HCPCS:J1200)
  • Infusion into a vein for therapy, prevention, or diagnosis, each additional hour (HCPCS:96366)
  • Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle (HCPCS:96401)
  • 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)
  • Iron level (HCPCS:83540)
  • Iron binding capacity (HCPCS:83550)
  • Administration of additional new drug or substance into vein using push technique (HCPCS:96411)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Gallium ga-68, dotatate, diagnostic, 0.1 millicurie (HCPCS:A9587)
  • Unclassified drugs (HCPCS:J3490)
  • Carcinoembryonic antigen (cea) protein level (HCPCS:82378)
  • Microscopic examination for white blood cells with manual cell count (HCPCS:85007)
  • Immunologic analysis for detection of tumor antigen, quantitative; ca 15-3 (HCPCS:86300)
  • Psa (prostate specific antigen) measurement, total (HCPCS:84153)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Infusion, normal saline solution , 1000 cc (HCPCS:J7030)
  • Leuprolide acetate (for depot suspension), 7.5 mg (HCPCS:J9217)
  • Ct scan of abdomen and pelvis with contrast (HCPCS:74177)
  • Uric acid level, blood (HCPCS:84550)
  • Application of on-body injector for under skin injection (HCPCS:96377)
  • Infusion into a vein for hydration, 31-60 minutes (HCPCS:96360)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Ct scan of chest with contrast (HCPCS:71260)
  • Administration of influenza virus vaccine (HCPCS:G0008)
  • Irrigation of implanted venous access drug delivery device (HCPCS:96523)
  • Infusion into a vein for hydration, each additional hour (HCPCS:96361)
  • Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage (HCPCS:90694)
  • Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle (HCPCS:96402)
  • Nuclear medicine study whole body with ct scan (HCPCS:78816)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Biopsy and aspiration of bone marrow sample for diagnosis (HCPCS:38222)

The enumeration date for this NPI number is 11/30/2005 and was last updated on 2/4/2025.

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 & Oncology26187COLORADOYes

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
101261874MEDICAIDCOLORADO

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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