NPPES file of Aug 9, 2026

Tony G. Chammas, DMD

Prosthodontics · San Diego, CA

Tony G. Chammas, DMD is a prosthodontics with a practice address in San Diego, California, and NPI 1891831517, issued on Jan 29, 2007. Check the license (California 44575, as entered in NPPES) with the California board that licenses this profession; 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
1891831517
Name
Tony G. Chammas
Credential
DMD
Primary taxonomy
Prosthodontics 1223P0700X
License number
44575 CA
Self-reported in NPPES; status is on the state search
Practice location
7910 Frost St Ste 160, San Diego, CA 92123
Phone
(858) 576-2040
Enumerated
Jan 29, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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.
Download card Updates feed

Verify Tony G. Chammas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 44575
    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
Find 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

3% fewer Medicare Part D claims than the average prosthodontics in 2024

87 Medicare Part D claims for 36 beneficiaries, against an average of 90 among the 1,779 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 13 claims were for opioids.

  1. Tony Chammas87
  2. Specialty average90

Most prescribed

  1. Amoxicillin37 claims
  2. Chlorhexidine Gluconate23 claims
  3. Acetaminophen-Codeine12 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: $411.46

6 payments; by number, the most common kind was food and beverage; the largest payer was Straumann USA LLC. The 1,408 providers of this specialty with any payment received $3,465.28 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tony Chammas$411.46
  2. Specialty average$3,465.28

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

Tony G. Chammas among 474 prosthodontics records in California

Tony G. Chammas, DMD is one of 474 prosthodontics records with a practice address in California. 61% 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 25% of them.

  • NPI issued2007 · 25% of these records are older, 45% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2007 · 80% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Prosthodontics providers in California

There are 474 prosthodontics records in California.

The 8 prosthodontics records with the nearest ZIP codes

  1. Mamoru Tanaka, D.D.S, FACPSan Diego, CA 921231265717391
  2. Fred Kamansky, DDSSan Diego, CA 921201679656789
  3. James Dickinson, DDSSan Diego, CA 921281922109552
  4. Adam Geach, D.M.D.San Diego, CA 921281679733240
  5. William McIntire, DMD,MSSan Diego, CA 921281205890167
  6. Michael Singer, D.D.S., F.A.C.P.San Diego, CA 921281558673483
  7. Miguel Grillo, MDSan Diego, CA 921301942340104
  8. Michael Lum, DDSSan Diego, CA 921301619103546

Common questions

What is Tony G. Chammas, DMD's NPI number?

Tony G. Chammas, DMD's National Provider Identifier (NPI) is 1891831517, issued on Jan 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Tony G. Chammas, DMD located?

The NPPES record lists a practice address at 7910 Frost St Ste 160, San Diego, CA, 92123. Phone: (858) 576-2040. Providers update this record themselves, so call before visiting.

How can I verify Tony G. Chammas, DMD's license?

NPPES lists California license number 44575, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Tony G. Chammas, DMD prescribe under Medicare Part D?

In 2024, Tony G. Chammas, DMD had 87 Medicare Part D claims for 36 beneficiaries; the average among prosthodontics prescribers was 90. 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.