Registry data as of Aug 27, 2026

Thomas Phan, DDS

Oral and Maxillofacial Surgery (Dentist) · Elk Grove, CA

Thomas Phan, DDS is an oral and maxillofacial surgery (dentist) with a practice address in Elk Grove, California, and NPI 1396864187, issued on Mar 29, 2007. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1396864187
Name
Thomas Phan
Credential
DDS
Primary taxonomy
Oral and Maxillofacial Surgery (Dentist) 1223S0112X
Practice location
9184 E Stockton Blvd, Elk Grove, CA 95624
Phone
(916) 686-1101
Enumerated
Mar 29, 2007
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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Also registered at 9184 E Stockton Blvd

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

  1. Vijay Chopra, DDSGeneral Practice Dentistry1396925327
  2. Tia KaurDentist1902923592
  3. Garrett Lum, DMDGeneral Practice Dentistry1295815447
  4. Harmeet Mann, DDSGeneral Practice Dentistry1679988547
  5. Kirk Tiner, DDSDentist1679691349
  6. Marilyn Verder, DDSGeneral Practice Dentistry1710001219

Verify Thomas Phan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

74% more Medicare Part D claims than the average oral and maxillofacial surgery (dentist) in 2024

708 Medicare Part D claims for 211 beneficiaries, against an average of 407 among the 5,229 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 125 claims were for opioids.

  1. Thomas Phan708
  2. Specialty average407

Most prescribed

  1. Chlorhexidine Gluconate243 claims
  2. Amoxicillin205 claims
  3. Acetaminophen-Codeine109 claims
  4. Ibuprofen107 claims
  5. Clindamycin Hcl16 claims
  6. Hydrocodone-Acetaminophen15 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.

Oral and Maxillofacial Surgery (Dentist) providers in California

There are 866 oral and maxillofacial surgery (dentist) records in California.

Other oral and maxillofacial surgery (dentist) records in California

  1. Allan AbayevLoma Linda, CA1992649479
  2. Hooman Adamous, DMDBellflower, CA1497917439
  3. David Adams, DDSFresno, CA1831282755
  4. Arman Afifi, D.D.S., M.D.Cupertino, CA1528494598
  5. Payam Afzali, DDS, MDLos Angeles, CA1326350851
  6. Jacob Agatstein, D.M.D.Torrance, CA1932410842
  7. Tara Aghaloo, DDS, MD, PHDLos Angeles, CA1740464692
  8. Arsalan Ahani, D.D.S, M.D.San Mateo, CA1215035696
  9. Fay Ahmadpour, DDSSan Diego, CA1528143690
  10. David Ahn, DMDSan Francisco, CA1265865216

Common questions

What is Thomas Phan, DDS's NPI number?

Thomas Phan, DDS's National Provider Identifier (NPI) is 1396864187, issued on Mar 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Phan, DDS located?

The NPPES record lists a practice address at 9184 E Stockton Blvd, Elk Grove, CA, 95624. Phone: (916) 686-1101. Providers update this record themselves, so call before visiting.

How can I verify Thomas Phan, DDS's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Thomas Phan, DDS prescribe under Medicare Part D?

In 2024, Thomas Phan, DDS had 708 Medicare Part D claims for 211 beneficiaries; the average among oral and maxillofacial surgery (dentist) prescribers was 407. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.