Prof John Ramsey Warfield, MD - Medicare Diagnostic Radiology in Phoenix, AZ

Prof John Ramsey Warfield, MD is a medicare enrolled "Radiology - Diagnostic Radiology" physician in Phoenix, Arizona. He went to University Of Maryland School Of Medicine and graduated in 1972 and has 52 years of diverse experience with area of expertise as Diagnostic Radiology. He is a member of the group practice Dhew Ind Hlth Sv Hlth Svs And Mntl Hlth Adm and his current practice location is 4212 N 16th St, Phoenix, Arizona. You can reach out to his office (for appointments etc.) via phone at (602) 263-1200.

Prof John Ramsey Warfield is licensed to practice in Pennsylvania (license number MD044853E) 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 1225118151.

Contact Information

Prof John Ramsey Warfield, MD
4212 N 16th St,
Phoenix, AZ 85016-5319
(602) 263-1200
(602) 200-5383

Map and Direction




Physician's Profile

Full NameProf John Ramsey Warfield
GenderMale
SpecialityDiagnostic Radiology
Experience52 Years
Location4212 N 16th St, Phoenix, Arizona
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:
  • Prof John Ramsey Warfield attended and graduated from University Of Maryland School Of Medicine in 1972
  NPI Data:
  • NPI Number: 1225118151
  • Provider Enumeration Date: 10/16/2006
  • Last Update Date: 08/29/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 0042345647
  • Enrollment ID: I20100322000552

Medical Identifiers

Medical identifiers for Prof John Ramsey Warfield such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1225118151NPI-NPPES
749616MedicaidAZ
AZ0740260OtherAZBCBS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0202XRadiology - Diagnostic Radiology MD044853E (Pennsylvania)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Phoenix Indian Medical CenterPhoenix, AZHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Dhew Ind Hlth Sv Hlth Svs And Mntl Hlth Adm1759290901182

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. Prof John Ramsey Warfield allows following entities to bill medicare on his behalf.
Entity NameDhew Ind Hlth Sv Hlth Svs & Mntl Hlth Adm
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083643738
PECOS PAC ID: 1759290901
Enrollment ID: O20031105000797

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. Prof John Ramsey Warfield 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
Prof John Ramsey Warfield, MD
Po Box 31001-0698,
Pasadena, CA 91110-0698

Ph: (602) 263-1200
Prof John Ramsey Warfield, MD
4212 N 16th St,
Phoenix, AZ 85016-5319

Ph: (602) 263-1200

Reviews and Comments


Radiology Doctors in Phoenix, AZ

Donald A Tobias, M.D.
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 97 Biltmore Est, Phoenix, AZ 85016
Phone: 602-956-3209    
Daniel Fosu,
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 16220 N 7th St Apt 2136, Phoenix, AZ 85022
Phone: 480-469-0283    
Sanford Ornstein, M.D.
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 350 W Thomas Rd, Phoenix, AZ 85013
Phone: 602-406-3430    Fax: 602-406-4058
Dr. Abhilash P Nambiar, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 4611 E Shea Blvd Ste 120, Phoenix, AZ 85028
Phone: 602-441-3845    
Dr. Tilina N. Hu, MD
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 350 W Thomas Rd, Radiology Department, Phoenix, AZ 85013
Phone: 602-406-3430    Fax: 602-406-2340
Alicia Chen, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 5777 E Mayo Blvd, Phoenix, AZ 85054
Phone: 480-301-8000    
Joel James Hayden, MD
Radiology
Medicare: Medicare Enrolled
Practice Location: 350 W Thomas Rd, Phoenix, AZ 85013
Phone: 602-406-3430    Fax: 602-406-2340

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.