Andrew Fiore, DO
Internal Medicine Physician · Mountain View, CA
Andrew Fiore, DO is an internal medicine physician with a practice address in Mountain View, California, and NPI 1205327897, issued on May 20, 2018. Check the license (California 20887, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Andrew Fiore
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 20887 CA
34.015342 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2500 Grant RD, Mountain View, CA 94040
- Phone
- (650) 940-7000
- Enumerated
- May 20, 2018
- Record last updated
- Jun 11, 2025
- Medicare enrollment
- Enrolled (PECOS I20230815002295); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2018
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 2500 Grant RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Clarence Allegakoen, M.D.Internal Medicine Physician1205909637
- Katrina BarnettEmergency Medicine Physician1952314510
- Victoria Bartret, M.D.Emergency Medicine Physician1508200890
- Philippe Begin, M.D.Allergy & Immunology Physician1386065902
Verify Andrew Fiore in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20887Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
231 Medicare Part D claims for 96 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 19 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass12 claims
- Eliquis12 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 2 group practices
- Quantum Bay Area Hospitalist Medical Group IncMountain View, CA
- South Dayton Acute Care Consultants, IncDayton, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrew Fiore among 17,696 internal medicine physician records in California
Andrew Fiore, DO is one of 17,696 internal medicine 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 2018, is newer than 84% of them.
- NPI issued2018 · 84% of these records are older, 14% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2018 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
119 internal medicine physician records list a practice address in Mountain View
They are 119 of the 2,467 NPPES records with a practice address in Mountain View, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Mountain View → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ravin Agah, M.D.Mountain View, CA 940401528075017
- Galina Balon, MDMountain View, CA 940401114932571
- Barbara Campbell, M.D.Mountain View, CA 940401679597405
- Steven Carlson, MDMountain View, CA 940401902813496
- Dean Cummings, MDMountain View, CA 940401265454029
- Vivien D'Andrea, MDMountain View, CA 940401760497135
- Francis Garrett, MDMountain View, CA 940401295799724
- David Kaufman, MDMountain View, CA 940401720013782
Common questions
What is Andrew Fiore, DO's NPI number?
Andrew Fiore, DO's National Provider Identifier (NPI) is 1205327897, issued on May 20, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Fiore, DO located?
The NPPES record lists a practice address at 2500 Grant RD, Mountain View, CA, 94040. Phone: (650) 940-7000. Providers update this record themselves, so call before visiting.
How can I verify Andrew Fiore, DO's license?
NPPES lists California license number 20887, 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 Andrew Fiore, DO prescribe under Medicare Part D?
In 2024, Andrew Fiore, DO had 231 Medicare Part D claims for 96 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.