NPPES file of Aug 9, 2026

Yachna Ahuja, MD

Ophthalmology Physician · Sunnyvale, CA

Yachna Ahuja, MD is an ophthalmology physician with a practice address in Sunnyvale, California, and NPI 1144479221, issued on Sep 15, 2008. Check the license (California 120825, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144479221
Name
Yachna Ahuja
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
120825 CA
Self-reported in NPPES; status is on the state search
Practice location
206 Acalanes Dr, Sunnyvale, CA 94086
Phone
(440) 488-1780
Enumerated
Sep 15, 2008
Record last updated
Dec 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120705000228); accepts Medicare assignment
Medical or professional school
Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Yachna Ahuja in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 120825
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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25% fewer Medicare Part D claims than the average ophthalmology physician in 2024

1,141 Medicare Part D claims for 337 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Yachna Ahuja1,141
  2. Specialty average1,518

Most prescribed

  1. Latanoprost251 claims
  2. Prednisolone Acetate211 claims
  3. Polymyxin B Sul-Trimethoprim137 claims
  4. Dorzolamide-Timolol77 claims
  5. Timolol Maleate67 claims
  6. Brimonidine Tartrate65 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

  1. Permanente Medical Group IncRedwood City, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Yachna Ahuja among 2,899 ophthalmology physician records in California

Yachna Ahuja, MD is one of 2,899 ophthalmology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 67% of them.

  • NPI issued2008 · 67% of these records are older, 28% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2008 · median 2001 among the 1,907 with a school on file
  • Record last updated2021 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 ophthalmology physician records list a practice address in Sunnyvale

They are 13 of the 1,690 NPPES records with a practice address in Sunnyvale, and 2,899 ophthalmology physician records in California.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Jill Ackerman, MDSunnyvale, CA 940851760585228
  2. Tayyeba Ali, M.D.Sunnyvale, CA 940871891947925
  3. Barbara Erny, MDSunnyvale, CA 940851992803514
  4. Tanya Ghosh, MDSunnyvale, CA 940851417045600
  5. Wanda Hu, M.D.Sunnyvale, CA 940871972803666
  6. Jerry Lai, M.D.Sunnyvale, CA 940851720205917
  7. David Mark, M.D.Sunnyvale, CA 940871912900218
  8. Karen Shih, M.D.Sunnyvale, CA 940851750565982

Common questions

What is Yachna Ahuja, MD's NPI number?

Yachna Ahuja, MD's National Provider Identifier (NPI) is 1144479221, issued on Sep 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Yachna Ahuja, MD located?

The NPPES record lists a practice address at 206 Acalanes Dr, Sunnyvale, CA, 94086. Phone: (440) 488-1780. Providers update this record themselves, so call before visiting.

How can I verify Yachna Ahuja, MD's license?

NPPES lists California license number 120825, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Yachna Ahuja, MD prescribe under Medicare Part D?

In 2024, Yachna Ahuja, MD had 1,141 Medicare Part D claims for 337 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.