Eric Chan, DO
Internal Medicine Physician · Jbsa Ft Sam Houston, TX
Eric Chan, DO is an internal medicine physician with a practice address in Jbsa Ft Sam Houston, Texas, and NPI 1902482342, issued on Mar 23, 2021. Check the license on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Eric Chan
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 02007839A IN
Self-reported in NPPES; status is on the state search - Practice location
- 3551 Roger Brooke Dr, Jbsa Ft Sam Houston, TX 78234
- Phone
- (210) 916-0797
- Enumerated
- Mar 23, 2021
- Record last updated
- Nov 28, 2025
- Fax
- (210) 916-5222
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 3551 Roger Brooke Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Esteban Aguirre, DNP, APRN, AGACNP-BCNurse Practitioner1255883799
- Omojolaade Akintade, MD, MSCRMilitary Health Care Provider1659047785
- Jordyn Albert, MDMilitary Health Care Provider1003757394
Verify Eric Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical BoardCheck 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
106 Medicare Part D claims for 17 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin20 claims
- Amlodipine Besylate11 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.
Eric Chan among 9,175 internal medicine physician records in Texas
Eric Chan, DO 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 fileNo · 66% of these records are
- Record last updated2025 · 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).
52 internal medicine physician records list a practice address in Jbsa Ft Sam Houston
They are 52 of the 669 NPPES records with a practice address in Jbsa Ft Sam Houston, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Jbsa Ft Sam Houston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Timothy Acel, M.D.San Antonio, TX 782341043284797
- Himabindu Borra, MDForst Sam Houston, TX 782341710936596
- Misty Carlson, DOFt Sam Houston, TX 782341083662324
- Roberta Ficke, MDSan Antonio, TX 782341013996735
- Kirsten Goldhammer, MDSan Antonio, TX 782341558351114
- Rosalynn Kim, DOFort Sam Houston, TX 782341285605022
- Doreen Lounsbery, MDFort Sam Houston, TX 782341912903931
- Andre Ognibene, MDFort Sam Houston, TX 782341013908805
Common questions
What is Eric Chan, DO's NPI number?
Eric Chan, DO's National Provider Identifier (NPI) is 1902482342, issued on Mar 23, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Eric Chan, DO located?
The NPPES record lists a practice address at 3551 Roger Brooke Dr, Jbsa Ft Sam Houston, TX, 78234. Phone: (210) 916-0797. Providers update this record themselves, so call before visiting.
How can I verify Eric Chan, DO's license?
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 Eric Chan, DO prescribe under Medicare Part D?
In 2024, Eric Chan, DO had 106 Medicare Part D claims for 17 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.