NPPES file of Aug 9, 2026

Gregory Michael Hammond, DDS

Dentist · Beale Afb, CA

Gregory Michael Hammond, DDS is a dentist with a practice address in Beale Afb, California, and NPI 1114291853, issued on Feb 27, 2012. Check the license 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
1114291853
Name
Gregory Michael Hammond
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
DS039123 PA
Self-reported in NPPES; status is on the state search
Practice location
15301 Warren Shingle RD, Beale Afb, CA 95903
Phone
(530) 368-4781
Enumerated
Feb 27, 2012
Record last updated
Aug 20, 2019 (not updated in 7 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.
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Also registered at 15301 Warren Shingle RD

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

  1. Sarah Avila, M.D.Family Medicine Physician1568751378
  2. Sumit Bagga, M.DFamily Medicine Physician1891131702
  3. Susan Berganio, NP-CFamily Nurse Practitioner1497053565
  4. Timber BestDental Hygienist1245066679
  5. Evan Birchard, PT, DPT, OCSPhysical Therapist1740607415
  6. Eileen Bird, RDNRegistered Dietitian1851923056

Verify Gregory Michael Hammond 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.

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76% fewer Medicare Part D claims than the average dentist in 2024

21 Medicare Part D claims for 15 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.

  1. Gregory Hammond21
  2. Specialty average86

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: $1,104.64

4 payments; by number, the most common kind was travel and lodging; the largest payer was BioHorizons Implant Systems Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Hammond$1,104.64
  2. Specialty average$540.36

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

Gregory Michael Hammond among 14,729 dentist records in California

Gregory Michael Hammond, DDS is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 57% of them.

  • NPI issued2012 · 57% of these records are older, 40% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2019 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 dentist records list a practice address in Beale Afb

They are 13 of the 127 NPPES records with a practice address in Beale Afb, and 14,729 dentist records in California.

The 8 dentist records with the nearest ZIP codes

  1. Cole BrennanBeale Afb, CA 959031942837000
  2. Benjamin Burdick, DMDBeale Afb, CA 959031194414938
  3. Jeffrey Clayton, D.M.D.Beale Afb, CA 959031417185745
  4. Jaehong Kim, D.D.S.Beale Afb, CA 959031588837801
  5. Olivia Marino, DMDBeale Afb, CA 959031922857598
  6. Lia Palmacci, DMDBeale Afb, CA 959031134867732
  7. James Perman, DDSBeale Afb, CA 959031962926907
  8. Tyler Smith, D.M.D.Beale Afb, CA 959031467838904

Common questions

What is Gregory Michael Hammond, DDS's NPI number?

Gregory Michael Hammond, DDS's National Provider Identifier (NPI) is 1114291853, issued on Feb 27, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Michael Hammond, DDS located?

The NPPES record lists a practice address at 15301 Warren Shingle RD, Beale Afb, CA, 95903. Phone: (530) 368-4781. Providers update this record themselves, so call before visiting.

How can I verify Gregory Michael Hammond, DDS's license?

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

How much does Gregory Michael Hammond, DDS prescribe under Medicare Part D?

In 2024, Gregory Michael Hammond, DDS had 21 Medicare Part D claims for 15 beneficiaries; the average among dentist prescribers was 86. 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.