Adi Klein, MD
Hospitalist Physician · San Antonio, TX
Adi Klein, MD is a hospitalist physician with a practice address in San Antonio, Texas, and NPI 1912929423, issued on Jul 24, 2006. Check the license (Texas N6427, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Adi Klein
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- N6427 TX
A71260 CA
48721 KY
Self-reported in NPPES; status is on the state search - Practice location
- 3551 Roger Brooke Dr, San Antonio, TX 78234
- Phone
- (210) 916-5586
- Enumerated
- Jul 24, 2006
- Record last updated
- Jul 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (210) 916-5102
- Medicaid ID
- 214064201 TX
- Medicare enrollment
- Enrolled (PECOS I20100803001129); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,587 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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Verify Adi Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N6427Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Usacs Integrated Acute Care Services OF Texas, PLLCKerrville, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Adi Klein among 1,587 hospitalist physician records in Texas
Adi Klein, MD is one of 1,587 hospitalist physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 87% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1998 · median 2013 among the 1,298 with a school on file
- Record last updated2021 · 25% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Texas
There are 1,587 hospitalist physician records in Texas.
All 1,587 in Texas → Every provider in San Antonio → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Carolyn April, M.D.Fort Sam Houston, TX 782341689937310
- Austin Baraki, MDFort Sam Houston, TX 782341205221611
- Tabitha Burger, MDFort Sam Houston, TX 782341730640277
- Minh Do, MDFort Sam Houston, TX 782341740387695
- Edward Michaud, MDFort Sam Houston, TX 782341801831052
- Mary Pelszynski, M.D.Jbsa Ft Sam Houston, TX 782341750362745
- Roman Avila, MDLive Oak, TX 782331184249765
- Eloy Galvan, M.D.Live Oak, TX 782331730541137
Common questions
What is Adi Klein, MD's NPI number?
Adi Klein, MD's National Provider Identifier (NPI) is 1912929423, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Adi Klein, MD located?
The NPPES record lists a practice address at 3551 Roger Brooke Dr, San Antonio, TX, 78234. Phone: (210) 916-5586. Providers update this record themselves, so call before visiting.
How can I verify Adi Klein, MD's license?
NPPES lists Texas license number N6427, 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.
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.