NPPES file of Aug 9, 2026

Joel A. Trotter, M.D.

Infectious Disease Physician · Placentia, CA

Joel A. Trotter, M.D. is an infectious disease physician with a practice address in Placentia, California, and NPI 1578690343, issued on Feb 27, 2007. Check the license (California G65207, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578690343
Name
Joel A. Trotter
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
G65207 CA
Self-reported in NPPES; status is on the state search
Practice location
1275 N. Rose Drive, Placentia, CA 92870
Phone
(714) 996-6500
Enumerated
Feb 27, 2007
Record last updated
Oct 26, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(714) 996-1722
Medicaid ID
GR0048130 CA
Medicare enrollment
Enrolled (PECOS I20101103001030); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1987
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Joel A. Trotter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G65207
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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6% fewer Medicare Part D claims than the average infectious disease physician in 2024

651 Medicare Part D claims for 104 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.

  1. Joel Trotter651
  2. Specialty average689

Most prescribed

  1. Doxycycline Hyclate86 claims
  2. Dovato76 claims
  3. Azithromycin41 claims
  4. Rifampin38 claims
  5. Ethambutol Hcl37 claims
  6. Sulfamethoxazole-Trimethoprim25 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: $229.66

8 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joel Trotter$229.66
  2. Specialty average$4,362.19

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

  1. Petreccia And Trotter Medical CorporationPlacentia, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joel A. Trotter among 1,119 infectious disease physician records in California

Joel A. Trotter, M.D. is one of 1,119 infectious disease 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 2007, is newer than 46% of them.

  • NPI issued2007 · 46% of these records are older, 41% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1987 · median 2003 among the 735 with a school on file
  • Record last updated2015 · 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 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in California

There are 1,119 infectious disease physician records in California.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Bhanu Sud, MDPlacentia, CA 928701972643344
  2. Rosa Andrade, MDOrange, CA 928681093919680
  3. Gina Askar, MDOrange, CA 928681376168468
  4. Emily Blodget, MD, MB, BCH, BAOOrange, CA 928681033379268
  5. Thomas C Cesario, MDOrange, CA 928681265512354
  6. Coleen Cunningham, M.D.Orange, CA 928681205999075
  7. Catherine Diamond, MDOrange, CA 928681649350786
  8. Peter Heseltine, MD, FACPOrange, CA 928681487771432

Common questions

What is Joel A. Trotter, M.D.'s NPI number?

Joel A. Trotter, M.D.'s National Provider Identifier (NPI) is 1578690343, issued on Feb 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joel A. Trotter, M.D. located?

The NPPES record lists a practice address at 1275 N. Rose Drive, Placentia, CA, 92870. Phone: (714) 996-6500. Providers update this record themselves, so call before visiting.

How can I verify Joel A. Trotter, M.D.'s license?

NPPES lists California license number G65207, 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 Joel A. Trotter, M.D. prescribe under Medicare Part D?

In 2024, Joel A. Trotter, M.D. had 651 Medicare Part D claims for 104 beneficiaries; the average among infectious disease physician prescribers was 689. 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.