David Alexander Hill Gregor, MD
Emergency Medicine Physician · Salinas, CA
David Alexander Hill Gregor, MD is an emergency medicine physician with a practice address in Salinas, California, and NPI 1982345088, issued on Apr 5, 2022. Check the license (California A188827, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- David Alexander Hill Gregor
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A188827 CA
Self-reported in NPPES; status is on the state search - Practice location
- 450 E Romie LN, Salinas, CA 93901
- Phone
- (831) 757-4333
- Enumerated
- Apr 5, 2022
- Record last updated
- Jul 17, 2026
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 450 E Romie LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Alexander Hill Gregor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A188827Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average emergency medicine physician in 2024
56 Medicare Part D claims for 23 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
David Alexander Hill Gregor among 7,751 emergency medicine physician records in California
David Alexander Hill Gregor, MD 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 2022, is newer than 95% of them.
- NPI issued2022 · 95% of these records are older, 2% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2026 · 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 Salinas → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Nanette Blair, MDSalinas, CA 939011710980289
- Eric Fajardo, MDSalinas, CA 939011265435739
- Ronald Gertsch, M.D.Salinas, CA 939011043356033
- Nikolas Greenson, M.D.Salinas, CA 939011811997737
- Erica Locke, M.DSalinas, CA 939011043530694
- Paul Marchand, M.D.Salinas, CA 939011952344186
- Theresa Marsh, MDSalinas, CA 939011437459138
- Robert Morris, M.D.Salinas, CA 939011841510468
Common questions
What is David Alexander Hill Gregor, MD's NPI number?
David Alexander Hill Gregor, MD's National Provider Identifier (NPI) is 1982345088, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.
Where is David Alexander Hill Gregor, MD located?
The NPPES record lists a practice address at 450 E Romie LN, Salinas, CA, 93901. Phone: (831) 757-4333. Providers update this record themselves, so call before visiting.
How can I verify David Alexander Hill Gregor, MD's license?
NPPES lists California license number A188827, 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 David Alexander Hill Gregor, MD prescribe under Medicare Part D?
In 2024, David Alexander Hill Gregor, MD had 56 Medicare Part D claims for 23 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.