Andrew Krompier, MD
Psychiatry Physician · San Ramon, CA
Andrew Krompier, MD is a psychiatry physician with a practice address in San Ramon, California, and NPI 1528032901, issued on Feb 14, 2006. Check the license (California CAG31269, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Andrew Krompier
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- CAG31269 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5401 Norris Canyon RD, San Ramon, CA 94583
- Phone
- (925) 277-1747
- Enumerated
- Feb 14, 2006
- Record last updated
- May 29, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (925) 277-1724
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 5401 Norris Canyon RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Andrew Krompier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license CAG31269Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average psychiatry physician in 2024
391 Medicare Part D claims for 41 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Alprazolam62 claims
- Bupropion Xl47 claims
- Dextroamphetamine-Amphetamine29 claims
- Fluoxetine Hcl29 claims
- Lorazepam20 claims
- Duloxetine Hcl15 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.
Andrew Krompier among 8,673 psychiatry physician records in California
Andrew Krompier, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2008 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in California
There are 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in San Ramon → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Lisa Benton, M.D.San Ramon, CA 945831033303631
- Brad Gould, M.D.San Ramon, CA 945831477620151
- Jerome Hanowsky, M.D.San Ramon, CA 945831952492688
- Charles Montgomery, M.D.San Ramon, CA 945831689730772
- Erick Rizzotto, MDSan Ramon, CA 945831053670893
- Sidharth Sharma, MDSan Ramon, CA 945831396069050
- Aliya Bakr, M.D.Union City, CA 945871780791038
- Shuja Jafar-Ali, M.D.Union City, CA 945871548348394
Common questions
What is Andrew Krompier, MD's NPI number?
Andrew Krompier, MD's National Provider Identifier (NPI) is 1528032901, issued on Feb 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Krompier, MD located?
The NPPES record lists a practice address at 5401 Norris Canyon RD, San Ramon, CA, 94583. Phone: (925) 277-1747. Providers update this record themselves, so call before visiting.
How can I verify Andrew Krompier, MD's license?
NPPES lists California license number CAG31269, 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 Krompier, MD prescribe under Medicare Part D?
In 2024, Andrew Krompier, MD had 391 Medicare Part D claims for 41 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.