Robert Melvin Rifkin, MD - Medicare Hematology/oncology in Denver, CO

Robert Melvin Rifkin, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Denver, Colorado. He went to University Of Colorado School Of Medicine, Denver and graduated in 1982 and has 42 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Yampa Valley Medical Center, Rocky Mountain Cancer Centers Llp and his current practice location is 1800 Williams St, Ste 200, Denver, Colorado. You can reach out to his office (for appointments etc.) via phone at (303) 388-4876.

Robert Melvin Rifkin is licensed to practice in Colorado (license number 26187) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1134103476.

Contact Information

Robert Melvin Rifkin, MD
1800 Williams St, Ste 200,
Denver, CO 80218
(303) 388-4876
(303) 830-8633

Map and Direction




Physician's Profile

Full NameRobert Melvin Rifkin
GenderMale
SpecialityHematology/oncology
Experience42 Years
Location1800 Williams St, Denver, Colorado
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Robert Melvin Rifkin attended and graduated from University Of Colorado School Of Medicine, Denver in 1982
  NPI Data:
  • NPI Number: 1134103476
  • Provider Enumeration Date: 11/30/2005
  • Last Update Date: 10/30/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 0345384343
  • Enrollment ID: I20100215000122

Medical Identifiers

Medical identifiers for Robert Melvin Rifkin such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134103476NPI-NPPES
01261874MedicaidCO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 26187 (Colorado)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Uchealth Yampa Valley Medical CenterSteamboat springs, COHospital
Presbyterian St Luke's Medical CenterDenver, COHospital
Sky Ridge Medical CenterLone tree, COHospital
Rose Medical CenterDenver, COHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Yampa Valley Medical Center5890685689115
Rocky Mountain Cancer Centers Llp7012820533116

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Robert Melvin Rifkin allows following entities to bill medicare on his behalf.
Entity NameRocky Mountain Cancer Centers Llp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1518941186
PECOS PAC ID: 7012820533
Enrollment ID: O20031111000267
Entity NameYampa Valley Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790787307
PECOS PAC ID: 5890685689
Enrollment ID: O20040316001301

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Robert Melvin Rifkin is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Robert Melvin Rifkin, MD
7951 E Maplewood Ave, Ste 300,
Greenwood Village, CO 80111

Ph: (303) 930-7800
Robert Melvin Rifkin, MD
1800 Williams St, Ste 200,
Denver, CO 80218

Ph: (303) 388-4876

Reviews and Comments


Internal Medicine Doctors in Denver, CO

Katrina Wagoner-hursh, MD
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 1835 Franklin St, Denver, CO 80218
Phone: 303-338-4545    
Emily Martin Jones, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 8111 E Lowry Blvd, Denver, CO 80230
Phone: 720-848-0000    
Dr. Jesus Heliodoro Hermosillo Rodriguez, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 2045 N Franklin St, Denver, CO 80205
Phone: 303-338-4545    
Margaret Hay, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1601 E 19th Ave Ste 3100, Denver, CO 80218
Phone: 303-863-0300    Fax: 303-863-7014
Dr. Alan W Burgess, MD
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 1601 E 19th Ave Ste 6000, Denver, CO 80218
Phone: 303-861-7001    Fax: 303-861-8624
Dr. Sahibzada Mohsin Shah, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 777 Bannock St, Denver, CO 80204
Phone: 303-436-6000    
Shyam M Parkhie, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 130 Rampart Way, 300b, Denver, CO 80230
Phone: 720-343-1562    Fax: 720-343-1563

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.