NPPES file of Aug 9, 2026

James Michael Lahey, M.D.

Ophthalmology Physician · Union City, CA

James Michael Lahey, M.D. is an ophthalmology physician with a practice address in Union City, California, and NPI 1285712042, issued on Nov 1, 2006. Check the license (California G63558, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1285712042
Name
James Michael Lahey
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
G63558 CA
Self-reported in NPPES; status is on the state search
Practice location
3553 Whipple RD, Union City, CA 94587
Phone
(510) 454-1000
Enumerated
Nov 1, 2006
Record last updated
May 22, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicaid ID
00G635580 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →

Also registered at 3553 Whipple RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jaishree Acharya, M.D.Internal Medicine Physician1053334920
  2. Marie Agleham, MDAdult Medicine Physician1649298209
  3. Muhammad Aleem, M.D.Internal Medicine Physician1952480006
  4. Eleanor Anderson-Williams, M.D.Internal Medicine Physician1164576815
  5. Kristina Austin, M.D.Ophthalmology Physician1417007238
  6. Vijaya Basawaprasad, M.D.Internal Medicine Physician1588736326

Verify James Michael Lahey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G63558    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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James Michael Lahey among 2,899 ophthalmology physician records in California

James Michael Lahey, M.D. 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 not. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 45% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2015 · 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).

15 ophthalmology physician records list a practice address in Union City

They are 15 of the 1,006 NPPES records with a practice address in Union City, and 2,899 ophthalmology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,899 in California → Every provider in Union City → Ophthalmology Physician nationwide →

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Kristina Austin, M.D.Union City, CA 945871417007238
  2. John Chan, M.D.Union City, CA 945871609928837
  3. Sung Choe, M.D.Union City, CA 945871689752446
  4. Kari Eisley, M.D.Union City, CA 945871457558884
  5. Michael Fang-Yen, M.D.Union City, CA 945871366520868
  6. Franklin Jeng, MDUnion City, CA 945871316560782
  7. Catherine Knox, M.D.Union City, CA 945871013095652
  8. Jeffrey Lehmer, M.D.Union City, CA 945871164500914

Common questions

What is James Michael Lahey, M.D.'s NPI number?

James Michael Lahey, M.D.'s National Provider Identifier (NPI) is 1285712042, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Michael Lahey, M.D. located?

The NPPES record lists a practice address at 3553 Whipple RD, Union City, CA, 94587. Phone: (510) 454-1000. Providers update this record themselves, so call before visiting.

How can I verify James Michael Lahey, M.D.'s license?

NPPES lists California license number G63558, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.