Roxanne Stallworth, M.D., M.P.H.
Internal Medicine Physician · Costa Mesa, CA
Roxanne Stallworth, M.D., M.P.H. is an internal medicine physician with a practice address in Costa Mesa, California, and NPI 1366678906, issued on Jun 10, 2009. Check the license (California A113706, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roxanne Stallworth
- Credential
- M.D., M.P.H.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A113706 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1640 Newport Blvd Ste 440, Costa Mesa, CA 92627
- Phone
- (949) 791-8888
- Enumerated
- Jun 10, 2009
- Record last updated
- Aug 13, 2025
- Medicare enrollment
- Enrolled (PECOS I20121207000227); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 2009
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1640 Newport Blvd Ste 440
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cindy Yang, MDFamily Medicine Physician1881223048
Verify Roxanne Stallworth in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A113706Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average internal medicine physician in 2024
999 Medicare Part D claims for 161 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium93 claims
- Amlodipine Besylate59 claims
- Losartan Potassium56 claims
- Levothyroxine Sodium55 claims
- Rosuvastatin Calcium31 claims
- Alendronate Sodium30 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.
Industry payments in 2024: $115.23
4 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Kelly E Fordyce MD A Medical CorporationLadera Ranch, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Roxanne Stallworth among 17,696 internal medicine physician records in California
Roxanne Stallworth, M.D., M.P.H. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 60% of them.
- NPI issued2009 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2009 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Costa Mesa → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shirin Afrasiabi, M.D. INCCosta Mesa, CA 926271548219140
- Adnan Akhtar, D.O.Costa Mesa, CA 926271215126396
- Matthew Boone, MDCosta Mesa, CA 926271487685095
- Jeffrey Dyo, M.D.Costa Mesa, CA 926271538663158
- David Huang, MDCosta Mesa, CA 926271306919691
- Abdul Khan, M.D.Costa Mesa, CA 926271932120797
- Munazza Khan, M.D.Costa Mesa, CA 926271609897479
- Paul Kuhn, M.D.Costa Mesa, CA 926271427265073
Common questions
What is Roxanne Stallworth, M.D., M.P.H.'s NPI number?
Roxanne Stallworth, M.D., M.P.H.'s National Provider Identifier (NPI) is 1366678906, issued on Jun 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Roxanne Stallworth, M.D., M.P.H. located?
The NPPES record lists a practice address at 1640 Newport Blvd Ste 440, Costa Mesa, CA, 92627. Phone: (949) 791-8888. Providers update this record themselves, so call before visiting.
How can I verify Roxanne Stallworth, M.D., M.P.H.'s license?
NPPES lists California license number A113706, 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 Roxanne Stallworth, M.D., M.P.H. prescribe under Medicare Part D?
In 2024, Roxanne Stallworth, M.D., M.P.H. had 999 Medicare Part D claims for 161 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.