Teresa Joy Koger, MD
Internal Medicine Physician · San Antonio, TX
Teresa Joy Koger, MD is an internal medicine physician with a practice address in San Antonio, Texas, and NPI 1790362366, issued on Mar 28, 2021. Check the license (Texas V4422, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Teresa Joy Koger
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- V4422 TX
Self-reported in NPPES; status is on the state search - Practice location
- 16620 San Pedro Ave Ste 300, San Antonio, TX 78232
- Phone
- (210) 871-4701
- Enumerated
- Mar 28, 2021
- Record last updated
- Jul 28, 2026
- Fax
- (210) 688-4596
- Medicare enrollment
- Enrolled (PECOS I20241112000011); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 16620 San Pedro Ave Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Bryan CoonanAcute Care Nurse Practitioner1346849494
- Jose Gonzalez Villalba, M.D.Internal Medicine Physician1164875902
- Ira John, APRNAcute Care Nurse Practitioner1114535549
- Joyce Kennedy, NURSE PRACTITIONERAdult Health Nurse Practitioner1932629813
Verify Teresa Joy Koger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license V4422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
101 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Hospital Medicine Services OF TX, PLLCSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Teresa Joy Koger among 9,175 internal medicine physician records in Texas
Teresa Joy Koger, MD is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 88% of them.
- NPI issued2021 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2020 · median 2004 among the 6,088 with a school on file
- Record last updated2026 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
657 internal medicine physician records list a practice address in San Antonio
They are 657 of the 37,749 NPPES records with a practice address in San Antonio, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in San Antonio → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lizette Altieri-Nazario, M.D.San Antonio, TX 782321699015073
- Freddy Angulo, M.D.San Antonio, TX 782321255472205
- Kristine Bernardo, MDSan Antonio, TX 782321740433069
- Jose Gonzalez Villalba, M.D.San Antonio, TX 782321164875902
- Olga Morales, MDSan Antonio, TX 782321558006890
- Gregorio Pedroza, MDSan Antonio, TX 782321972500783
- Tamyra Rogers, MDSan Antonio, TX 782321134108962
- Hugo Salinas, MDSan Antonio, TX 782321942931522
Common questions
What is Teresa Joy Koger, MD's NPI number?
Teresa Joy Koger, MD's National Provider Identifier (NPI) is 1790362366, issued on Mar 28, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Teresa Joy Koger, MD located?
The NPPES record lists a practice address at 16620 San Pedro Ave Ste 300, San Antonio, TX, 78232. Phone: (210) 871-4701. Providers update this record themselves, so call before visiting.
How can I verify Teresa Joy Koger, MD's license?
NPPES lists Texas license number V4422, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Teresa Joy Koger, MD prescribe under Medicare Part D?
In 2024, Teresa Joy Koger, MD had 101 Medicare Part D claims for 31 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.