Ajay Zachariah, MD
Family Medicine Physician · Austin, TX
Ajay Zachariah, MD is a family medicine physician with a practice address in Austin, Texas, and NPI 1427491869, issued on Apr 16, 2013. Check the license (Texas R3777, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ajay Zachariah
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- R3777 TX
Self-reported in NPPES; status is on the state search - Practice location
- 500 N Capital OF Texas Hwy Bldg 6-125, Austin, TX 78746
- Phone
- (855) 481-8375
- Enumerated
- Apr 16, 2013
- Record last updated
- Aug 15, 2023
- Medicare enrollment
- Enrolled (PECOS I20170906001542); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 2013
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 500 N Capital OF Texas Hwy Bldg 6-125
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy Acker, FNP-CFamily Nurse Practitioner1578059135
- Sonia Gonzalez, FNP-CFamily Nurse Practitioner1164827275
- Blake LilesFamily Nurse Practitioner1750758355
- Kimberly ZacharyFamily Nurse Practitioner1669952503
Verify Ajay Zachariah in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R3777Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% fewer Medicare Part D claims than the average family medicine physician in 2024
2,850 Medicare Part D claims for 295 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 14 claims were for opioids.
Most prescribed
- Atorvastatin Calcium194 claims
- Amlodipine Besylate147 claims
- Levothyroxine Sodium143 claims
- Lisinopril123 claims
- Mounjaro99 claims
- Losartan Potassium94 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 72.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Harbor Health Medical GroupAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ajay Zachariah among 11,119 family medicine physician records in Texas
Ajay Zachariah, MD is one of 11,119 family 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 2013, is newer than 70% of them.
- NPI issued2013 · 70% of these records are older, 27% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2013 · median 2004 among the 7,095 with a school on file
- Record last updated2023 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
544 family medicine physician records list a practice address in Austin
They are 544 of the 26,585 NPPES records with a practice address in Austin, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Austin → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jacque Angerstein, D.O.West Lake Hills, TX 787461750367629
- Cheyanne Casas, M.D.Austin, TX 787461528047693
- Michael Garrett, MDAustin, TX 787461326044884
- Patricia Hanley, MDAustin, TX 787461134120579
- J. Brad Lichtenhan, M.D.Austin, TX 787461467414516
- Michael Lifshen, M.D.Austin, TX 787461982605234
- Laurence Ligon, MDAustin, TX 787461154322592
- Anshu Luthar, MDWest Lake Hills, TX 787461790748523
Common questions
What is Ajay Zachariah, MD's NPI number?
Ajay Zachariah, MD's National Provider Identifier (NPI) is 1427491869, issued on Apr 16, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Ajay Zachariah, MD located?
The NPPES record lists a practice address at 500 N Capital OF Texas Hwy Bldg 6-125, Austin, TX, 78746. Phone: (855) 481-8375. Providers update this record themselves, so call before visiting.
How can I verify Ajay Zachariah, MD's license?
NPPES lists Texas license number R3777, 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 Ajay Zachariah, MD prescribe under Medicare Part D?
In 2024, Ajay Zachariah, MD had 2,850 Medicare Part D claims for 295 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Ajay Zachariah, MD's MIPS final score?
The 2023 MIPS final score is 72.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.