Andrew Garrett Abrass, M.D. M.P.H
Emergency Medicine Physician · Concord, CA
Andrew Garrett Abrass, M.D. M.P.H is an emergency medicine physician with a practice address in Concord, California, and NPI 1538395017, issued on Jun 10, 2009. Check the license (California 127494, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Andrew Garrett Abrass
- Credential
- M.D. M.P.H
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 127494 CA
260866 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2540 East St, Concord, CA 94520
- Phone
- (925) 674-2140
- Enumerated
- Jun 10, 2009
- Record last updated
- Feb 10, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161004001485); accepts Medicare assignment
- Medical or professional school
- University Of Cincinnati College Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 2540 East St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Minbo BaiAnesthesiology Physician1427510775
- Michael Buchele, M.D.Emergency Medicine Physician1548283724
- Richard Carmel, MDRadiation Oncology Physician1902897317
- Christine Cesca, MDAnatomic Pathology & Clinical Pathology Physician1003997347
- Daniel Chinn, MDRadiation Oncology Physician1063493757
- Heather Conner, PHARM.D.Pharmacist1790038537
Verify Andrew Garrett Abrass in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 127494Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% more Medicare Part D claims than the average emergency medicine physician in 2024
299 Medicare Part D claims for 168 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 38 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass35 claims
- Ondansetron Odt29 claims
- Oxycodone-Acetaminophen25 claims
- Prednisone21 claims
- Cephalexin20 claims
- Dexamethasone18 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
- Team Physicians OF Nevada-Scherr, PCFallon, NV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrew Garrett Abrass among 7,751 emergency medicine physician records in California
Andrew Garrett Abrass, M.D. M.P.H is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 54% of them.
- NPI issued2009 · 54% of these records are older, 42% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2009 · median 2011 among the 4,560 with a school on file
- Record last updated2014 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Concord → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Rebeka Barth, M.D.Concord, CA 945201700918349
- Michael Buchele, M.D.Concord, CA 945201548283724
- Ryan Finlayson, M.D.Concord, CA 945201255581773
- Leslie Fitzgibbons, M.D.Concord, CA 945201881617017
- Bruce Friedberg, M.D.Concord, CA 945201295758431
- Samuel Glassner, M.D.Concord, CA 945201568485605
- Catherine Hurt, M.D.Concord, CA 945201033132105
- Eric Lee, MDConcord, CA 945201639299852
Common questions
What is Andrew Garrett Abrass, M.D. M.P.H's NPI number?
Andrew Garrett Abrass, M.D. M.P.H's National Provider Identifier (NPI) is 1538395017, issued on Jun 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Garrett Abrass, M.D. M.P.H located?
The NPPES record lists a practice address at 2540 East St, Concord, CA, 94520. Phone: (925) 674-2140. Providers update this record themselves, so call before visiting.
How can I verify Andrew Garrett Abrass, M.D. M.P.H's license?
NPPES lists California license number 127494, 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 Garrett Abrass, M.D. M.P.H prescribe under Medicare Part D?
In 2024, Andrew Garrett Abrass, M.D. M.P.H had 299 Medicare Part D claims for 168 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.