Gregory John Martin, MD - Medicare Family Practice in Reedley, CA

Gregory John Martin, MD is a medicare enrolled "Family Medicine" physician in Reedley, California. He graduated from medical school in 1983 and has 41 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Pacific Inpatient Medical Group and his current practice location is 1121 F St, Reedley, California. You can reach out to his office (for appointments etc.) via phone at (559) 638-2210.

Gregory John Martin is licensed to practice in California (license number A52803) 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 1619995867.

Contact Information

Gregory John Martin, MD
1121 F St,
Reedley, CA 93654-3028
(559) 638-2210
(559) 638-6970

Map and Direction




Physician's Profile

Full NameGregory John Martin
GenderMale
SpecialityFamily Practice
Experience41 Years
Location1121 F St, Reedley, California
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:
  • Gregory John Martin graduated from medical school in 1983
  NPI Data:
  • NPI Number: 1619995867
  • Provider Enumeration Date: 07/17/2006
  • Last Update Date: 04/18/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 3678566734
  • Enrollment ID: I20040405001413

Medical Identifiers

Medical identifiers for Gregory John Martin such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619995867NPI-NPPES
00A528030MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine A52803 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
California Pacific Medical Ctr-davies Campus HospSan francisco, CAHospital
California Pacific Medical Center- Van Ness CampusSan francisco, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Pacific Inpatient Medical Group6608956966123

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. Gregory John Martin allows following entities to bill medicare on his behalf.
Entity NamePacific Inpatient Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1447447248
PECOS PAC ID: 6608956966
Enrollment ID: O20071228000213

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. Gregory John Martin 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
Gregory John Martin, MD
1121 F St,
Reedley, CA 93654-3028

Ph: (559) 638-2210
Gregory John Martin, MD
1121 F St,
Reedley, CA 93654-3028

Ph: (559) 638-2210

Reviews and Comments


Family Medicine Doctors in Reedley, CA

Sireesha Indupuru Reddy, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 372 W Cypress Ave, Reedley, CA 93654
Phone: 559-391-3110    Fax: 559-391-3112
Dr. Raymond J Pena, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1415 N Acacia Ave, Suite 101, Reedley, CA 93654
Phone: 559-638-8187    Fax: 559-638-3883
Grant Jiro Nakamura, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 923 G St, Reedley, CA 93654
Phone: 559-637-1050    Fax: 559-637-1476
Dr. Homayoun Sohrabi,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 372 W Cypress Ave, Reedley, CA 93654
Phone: 559-638-8155    
Jennifer Vradenburg-haworth, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 550 W Cypress Ave, Reedley, CA 93654
Phone: 559-391-3115    Fax: 559-391-3117
Ruben Mora-roman Jr.,
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 372 W Cypress Ave, Reedley, CA 93654
Phone: 559-638-8155    
Mr. Agustin Rubio, M.D.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1311 11th St, Reedley, CA 93654
Phone: 559-638-3227    Fax: 559-638-3799

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.