Clelia Alexandra Clark, MD
Emergency Medicine Physician · Santa Rosa, CA
Clelia Alexandra Clark, MD is an emergency medicine physician with a practice address in Santa Rosa, California, and NPI 1295294163, issued on Mar 19, 2019. Check the license (California A176361, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Clelia Alexandra Clark
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A176361 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1165 Montgomery Dr, Santa Rosa, CA 95405
- Phone
- (707) 525-5300
- Enumerated
- Mar 19, 2019
- Record last updated
- Aug 3, 2022
- Medicare enrollment
- Enrolled (PECOS I20220818002740); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1165 Montgomery Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rebecca Althoff, RNFARegistered Nurse First Assistant1427119668
- Sanyogeeta Bhaway, M.D.Internal Medicine Physician1275828162
Verify Clelia Alexandra Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A176361Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average emergency medicine physician in 2024
68 Medicare Part D claims for 51 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.
Bills Medicare through one group practice
- Providence Medical FoundationSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Clelia Alexandra Clark among 7,751 emergency medicine physician records in California
Clelia Alexandra Clark, 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 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2019 · median 2011 among the 4,560 with a school on file
- Record last updated2022 · 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 Santa Rosa → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Thomas Elgin, M.D.Santa Rosa, CA 954051912948480
- Omar Ferrari, D.O.Santa Rosa, CA 954051861589186
- David Giannetto, MDSanta Rosa, CA 954051881717155
- David Grundy, MDSanta Rosa, CA 954051902845597
- Stewart Lauterbach, M.D.Santa Rosa, CA 954051992746481
- Stephen Levinson, M.D.Santa Rosa, CA 954051144261637
- Daniel Matulich, M.D.Santa Rosa, CA 954051043254600
- Gary Mc Calla, M.D.Santa Rosa, CA 954051669416285
Common questions
What is Clelia Alexandra Clark, MD's NPI number?
Clelia Alexandra Clark, MD's National Provider Identifier (NPI) is 1295294163, issued on Mar 19, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Clelia Alexandra Clark, MD located?
The NPPES record lists a practice address at 1165 Montgomery Dr, Santa Rosa, CA, 95405. Phone: (707) 525-5300. Providers update this record themselves, so call before visiting.
How can I verify Clelia Alexandra Clark, MD's license?
NPPES lists California license number A176361, 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 Clelia Alexandra Clark, MD prescribe under Medicare Part D?
In 2024, Clelia Alexandra Clark, MD had 68 Medicare Part D claims for 51 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.