John Albert Ambrosino, D.P.M.
Foot & Ankle Surgery Podiatrist · Concord, CA
John Albert Ambrosino, D.P.M. is a foot & ankle surgery podiatrist with a practice address in Concord, California, and NPI 1659462273, issued on Sep 27, 2006. Check the license (California E002827, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Albert Ambrosino
- Credential
- D.P.M.
- Primary taxonomy
- Foot & Ankle Surgery Podiatrist 213ES0103X
- License number
- E002827 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2485 High School Ave, Concord, CA 94520
- Phone
- (925) 827-9966
- Enumerated
- Sep 27, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (925) 827-2416
- Entity
- Type 1 · individual
Also registered at 2485 High School Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Agustin Argenal, M.D.Interventional Cardiology Physician1629045372
- Margaret Clarson, CRNACertified Registered Nurse Anesthetist1366531410
- Charles Diraimondo, M.D.Specialist1962437269
- Amarjit Dosanjh, M.D.Plastic Surgery Physician1194857615
- Detlef Ehling, M.D.Family Medicine Physician1154331155
- Ileana Helms, MDNephrology Physician1225039142
Verify John Albert Ambrosino in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license E002827Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average foot & ankle surgery podiatrist in 2024
30 Medicare Part D claims for 13 beneficiaries, against an average of 335 among the 7,761 providers of this specialty who prescribed in Part D.
Most prescribed
- Ciclopirox12 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.
Foot & Ankle Surgery Podiatrist providers in California
There are 1,248 foot & ankle surgery podiatrist records in California.
Other foot & ankle surgery podiatrist records in California
- Steven Abadi, DPMPalo Alto, CA1922729383
- Ebram Abdelmalak, DPMEl Monte, CA1225412000
- Joseph Abdelmalak, DPMOxnard, CA1891324521
- Lant Abernathy, DPMSan Luis Obispo, CA1275198368
- John Abordo, DPMMerced, CA1982627675
- Jonathan Abraham, DPMConcord, CA1508314808
- Rahul Abraham, DPMOrange, CA1740713882
- Keith Aceron, DPMFountain Valley, CA1801236740
- Lorelei Achor, DPMLaguna Hills, CA1417999244
- William Adams, DPMPalo Alto, CA1447487830
Common questions
What is John Albert Ambrosino, D.P.M.'s NPI number?
John Albert Ambrosino, D.P.M.'s National Provider Identifier (NPI) is 1659462273, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Albert Ambrosino, D.P.M. located?
The NPPES record lists a practice address at 2485 High School Ave, Concord, CA, 94520. Phone: (925) 827-9966. Providers update this record themselves, so call before visiting.
How can I verify John Albert Ambrosino, D.P.M.'s license?
NPPES lists California license number E002827, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does John Albert Ambrosino, D.P.M. prescribe under Medicare Part D?
In 2024, John Albert Ambrosino, D.P.M. had 30 Medicare Part D claims for 13 beneficiaries; the average among foot & ankle surgery podiatrist prescribers was 335. 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.