NPPES file of Aug 9, 2026

Grant Charles Wallace, M.D.

Diagnostic Radiology Physician · Oceanside, CA

Grant Charles Wallace, M.D. is a diagnostic radiology physician with a practice address in Oceanside, California, and NPI 1043208101, issued on Oct 12, 2005. Check the license (California G80310, 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
1043208101
Name
Grant Charles Wallace
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
G80310 CA
Self-reported in NPPES; status is on the state search
Practice location
200 Mercy Circle, Oceanside, CA 92055
Phone
(760) 719-3479
Enumerated
Oct 12, 2005
Record last updated
Sep 25, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →

Also registered at 200 Mercy Circle

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kenric Aban, M.D.Diagnostic Radiology Physician1336218023
  2. Benjamin Abney, MDAnesthesiology Physician1366933186
  3. Dora Akuetteh-Saforo, M.D, FAAFPFamily Medicine Physician1083616783
  4. Regina Albaladejo, PT, MSPT, WCSPhysical Therapist1588656532
  5. Elizabeth Albizo, OTRHand Occupational Therapist1609107291
  6. Ria AllenOccupational Therapist1134846587

Verify Grant Charles Wallace in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G80310    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $39.03

1 payment: food and beverage; the largest payer was Biosense Webster, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Grant Wallace$39.03
  2. Specialty average$2,488.38

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Grant Charles Wallace among 4,500 diagnostic radiology physician records in California

Grant Charles Wallace, M.D. is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 93% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2023 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California.

All 4,500 in California → Every provider in Oceanside → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Kenric Aban, M.D.Oceanside, CA 920551336218023
  2. Kathryn Hartmann, M.D.Oceanside, CA 920551356766026
  3. Wayne Murphy, M.D.Camp Pendleton, CA 920551649255415
  4. Harold Nadel, M.D.Camp Pendleton, CA 920551043289788
  5. Angelique Olszowka, MDCam Pendleton, CA 920551861484651
  6. Samuel Tsang, MDCamp Pendleton, CA 920551265400097
  7. Ronald Willy, M.D.Oceanside, CA 920551306802764
  8. Bruce Biederman, MDOceanside, CA 920561790780997

Common questions

What is Grant Charles Wallace, M.D.'s NPI number?

Grant Charles Wallace, M.D.'s National Provider Identifier (NPI) is 1043208101, issued on Oct 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Grant Charles Wallace, M.D. located?

The NPPES record lists a practice address at 200 Mercy Circle, Oceanside, CA, 92055. Phone: (760) 719-3479. Providers update this record themselves, so call before visiting.

How can I verify Grant Charles Wallace, M.D.'s license?

NPPES lists California license number G80310, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.