Isabel Carlton Clark, M.D.
Trauma Surgery Physician · Orange, CA
Isabel Carlton Clark, M.D. is a trauma surgery physician with a practice address in Orange, California, and NPI 1003262510, issued on May 13, 2016. Check the license (California A179496, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Isabel Carlton Clark
- Credential
- M.D.
- Primary taxonomy
- Trauma Surgery Physician 2086S0127X
- License number
- A179496 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 The City Dr S, Orange, CA 92868
- Phone
- (714) 456-7890
- Enumerated
- May 13, 2016
- Record last updated
- Jul 17, 2023
- Medicare enrollment
- Enrolled (PECOS I20231206002862); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest trauma surgery physician records → All 146 in California → Look up another NPI →
Also registered at 101 The City Dr S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danny Abad, PAPhysician Assistant1477158673
- Edward AbaradoStudent in an Organized Health Care Education/Training Program1912855198
- Nagina Abdiani, DOGeriatric Medicine (Family Medicine) Physician1518543271
- Mariam Abdul-Latif, M.D.Pediatrics Physician1538418884
- Eric AbelloOtolaryngology Physician1922566215
- Brandon Abeyta, MDAnesthesiology Physician1841291804
Verify Isabel Carlton Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A179496Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average trauma surgery physician in 2024
18 Medicare Part D claims for 12 beneficiaries, against an average of 48 among the 447 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.
Industry payments in 2024: $32.42
2 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 762 providers of this specialty with any payment received $2,324.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Providence Medical FoundationNapa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isabel Carlton Clark among 146 trauma surgery physician records in California
Isabel Carlton Clark, M.D. is one of 146 trauma surgery physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 86% of them.
- NPI issued2016 · 86% of these records are older, 10% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2016 · median 2007 among the 117 with a school on file
- Record last updated2023 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0127X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Trauma Surgery Physician providers in California
There are 146 trauma surgery physician records in California.
All 146 in California → Every provider in Orange → Trauma Surgery Physician nationwide →
The 8 trauma surgery physician records with the nearest ZIP codes
- Uma Bagga, M.D.Orange, CA 928681710207840
- Cristobal Barrios, MDOrange, CA 928681164624839
- Sigrid Burruss, M.D.Orange, CA 928681942458013
- Theresa Chin, M.D.Orange, CA 928681407020951
- James Jeng, MDOrange, CA 928681407847775
- Victor Joe, MDOrange, CA 928681164539953
- Allen Kong, MDOrange, CA 928681083893564
- Jeffry Nahmias, M.D.Orange, CA 928681174723159
Common questions
What is Isabel Carlton Clark, M.D.'s NPI number?
Isabel Carlton Clark, M.D.'s National Provider Identifier (NPI) is 1003262510, issued on May 13, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Isabel Carlton Clark, M.D. located?
The NPPES record lists a practice address at 101 The City Dr S, Orange, CA, 92868. Phone: (714) 456-7890. Providers update this record themselves, so call before visiting.
How can I verify Isabel Carlton Clark, M.D.'s license?
NPPES lists California license number A179496, 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 Isabel Carlton Clark, M.D. prescribe under Medicare Part D?
In 2024, Isabel Carlton Clark, M.D. had 18 Medicare Part D claims for 12 beneficiaries; the average among trauma surgery physician prescribers was 48. 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.