Gregory M Dunham, MD - Medicare Obstetrics/gynecology in San Angelo, TX

Gregory M Dunham, MD is a medicare enrolled "Obstetrics & Gynecology" physician in San Angelo, Texas. He graduated from medical school in 1983 and has 41 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice Shannon Clinic, The West Texas Rehabilitation Center and his current practice location is 220 E. Harris, San Angelo, Texas. You can reach out to his office (for appointments etc.) via phone at (325) 481-2285.

Gregory M Dunham is licensed to practice in Texas (license number G5006) 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 1679556054.

Contact Information

Gregory M Dunham, MD
220 E. Harris,
San Angelo, TX 76903
(325) 481-2285
(325) 481-2386

Map and Direction




Physician's Profile

Full NameGregory M Dunham
GenderMale
SpecialityObstetrics/gynecology
Experience41 Years
Location220 E. Harris, San Angelo, Texas
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 M Dunham graduated from medical school in 1983
  NPI Data:
  • NPI Number: 1679556054
  • Provider Enumeration Date: 11/21/2005
  • Last Update Date: 12/28/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 6901990225
  • Enrollment ID: I20070918000307

Medical Identifiers

Medical identifiers for Gregory M Dunham such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1679556054NPI-NPPES
134491305MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology G5006 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Shannon Medical CenterSan angelo, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Shannon Clinic0840103727412
The West Texas Rehabilitation Center2860301215361

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 M Dunham allows following entities to bill medicare on his behalf.
Entity NameShannon Clinic
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770587149
PECOS PAC ID: 0840103727
Enrollment ID: O20031222000702

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 M Dunham 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 M Dunham, MD
Po Box 22000,
San Angelo, TX 76902-7200

Ph: (325) 658-1511
Gregory M Dunham, MD
220 E. Harris,
San Angelo, TX 76903

Ph: (325) 481-2285

Reviews and Comments


Obstetrics & Gynecology Doctors in San Angelo, TX

Dr. Rosalinda Carrizales, DO
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 220 E Harris Ave, San Angelo, TX 76903
Phone: 325-747-2285    
Dr. Jenny Marie Wiggins-smith, D.O.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 220 E. Harris, San Angelo, TX 76903
Phone: 325-481-2285    
Genevieve P. Mejia, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 220 East Harris, San Angelo, TX 76903
Phone: 325-658-1511    
Jennifer M Moss, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 220 E Harris Ave, San Angelo, TX 76903
Phone: 325-747-2285    Fax: 325-944-9996
Dr. Deborah R Hajovsky, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 220 E Harris Ave, San Angelo, TX 76903
Phone: 325-747-2285    
Dr. Charles D Harzke, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 3605 Executive Dr, San Angelo, TX 76904
Phone: 325-949-9555    Fax: 325-224-5024
Lourell E Sutliff, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 225 E Beauregard Ave, San Angelo, TX 76903
Phone: 325-658-1511    

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.