James David Maciel, MD, MPH
Surgery Physician · Riverside, CA
James David Maciel, MD, MPH is a surgery physician with a practice address in Riverside, California, and NPI 1225412521, issued on Jul 16, 2015. Check the license (California A146204, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James David Maciel
- Credential
- MD, MPH
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- A146204 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5430 Arlington Ave, Riverside, CA 92504
- Phone
- (951) 689-2955
- Enumerated
- Jul 16, 2015
- Record last updated
- May 15, 2025
- Fax
- (951) 717-8758
- Medicare enrollment
- Enrolled (PECOS I20181217000853); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2015
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 3,118 in California → Look up another NPI →
Also registered at 5430 Arlington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Estrada, PAPhysician Assistant1275517617
- Wilfredo Martinez, P.A.Physician Assistant1033255922
Verify James David Maciel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A146204Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% more Medicare Part D claims than the average surgery physician in 2024
152 Medicare Part D claims for 64 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Santyl28 claims
- Silver Sulfadiazine17 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: $132.40
3 payments; by number, the most common kind was food and beverage; the largest payer was Smith+Nephew, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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.
James David Maciel among 3,118 surgery physician records in California
James David Maciel, MD, MPH is one of 3,118 surgery physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 80% of them.
- NPI issued2015 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2015 · median 2003 among the 1,901 with a school on file
- Record last updated2025 · 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 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in California
There are 3,118 surgery physician records in California.
All 3,118 in California → Every provider in Riverside → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Iden Andacheh, MDRiverside, CA 925041881888345
- Michael Chin, M.D.Riverside, CA 925041114012648
- Aras Emdadi, DORiverside, CA 925041477997336
- Betty Hou, MDRiverside, CA 925041033169065
- Gustavo Lara, M.D.Riverside, CA 925041639132392
- Aaron Lee, DORiverside, CA 925041114246568
- Christina LienRiverside, CA 925041972998326
- Tuong Nguyen, M.D.Riverside, CA 925041831531565
Common questions
What is James David Maciel, MD, MPH's NPI number?
James David Maciel, MD, MPH's National Provider Identifier (NPI) is 1225412521, issued on Jul 16, 2015. An NPI identifies a provider in billing; it is not a license.
Where is James David Maciel, MD, MPH located?
The NPPES record lists a practice address at 5430 Arlington Ave, Riverside, CA, 92504. Phone: (951) 689-2955. Providers update this record themselves, so call before visiting.
How can I verify James David Maciel, MD, MPH's license?
NPPES lists California license number A146204, 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 James David Maciel, MD, MPH prescribe under Medicare Part D?
In 2024, James David Maciel, MD, MPH had 152 Medicare Part D claims for 64 beneficiaries; the average among surgery physician prescribers was 147. 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.