NPPES file of Aug 9, 2026

Gregg Welsh, DDS

Oral and Maxillofacial Pathology Dentistry · Santa Barbara, CA

Gregg Welsh, DDS is an oral and maxillofacial pathology dentistry with a practice address in Santa Barbara, California, and NPI 1790994341, issued on May 21, 2007. Check the license (California 22563, 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
1790994341
Name
Gregg Welsh
Credential
DDS
Primary taxonomy
Oral and Maxillofacial Pathology Dentistry 1223P0106X
License number
22563 CA
Self-reported in NPPES; status is on the state search
Practice location
38 South LA Cumbre RD, Santa Barbara, CA 93105
Phone
(805) 692-8500
Enumerated
May 21, 2007
Record last updated
Jul 29, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(805) 692-8600
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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Verify Gregg Welsh 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 22563
    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
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34% fewer Medicare Part D claims than the average oral and maxillofacial pathology dentistry in 2024

188 Medicare Part D claims for 47 beneficiaries, against an average of 284 among the 269 providers of this specialty who prescribed in Part D. 27 claims were for opioids.

  1. Gregg Welsh188
  2. Specialty average284

Most prescribed

  1. Ibuprofen62 claims
  2. Chlorhexidine Gluconate43 claims
  3. Amoxicillin40 claims
  4. Hydrocodone-Acetaminophen25 claims
  5. Clindamycin Hcl14 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.

Gregg Welsh among 68 oral and maxillofacial pathology dentistry records in California

Gregg Welsh, DDS is one of 68 oral and maxillofacial pathology dentistry records with a practice address in California. 40% 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 54% of them.

  • NPI issued2007 · 54% of these records are older, 16% newer
  • In a Medicare fileYes · 40% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2013 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0106X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Oral and Maxillofacial Pathology Dentistry providers in California

There are 68 oral and maxillofacial pathology dentistry records in California.

The 8 oral and maxillofacial pathology dentistry records with the nearest ZIP codes

  1. Michael Morrissette, ORAL SURGEONCamarillo, CA 930101093733453
  2. Lane Lopez, DDSVentura, CA 930031043426125
  3. Joshua Goldfaden, DDSYorba Linda, CA 928871992487862
  4. Jeffrey Calhoun, DDSLompoc, CA 934361699831743
  5. Jeffery Coon, DMDSanta Ana, CA 927051376129072
  6. Rick Berrios, D.D.S.Huntington Beach, CA 926481053534180
  7. Blair Ota, DDS, MDIrvine, CA 926041366516023
  8. Kenneth Whitworth, D.D.S., M.D.Temecula, CA 925911124146022

Common questions

What is Gregg Welsh, DDS's NPI number?

Gregg Welsh, DDS's National Provider Identifier (NPI) is 1790994341, issued on May 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gregg Welsh, DDS located?

The NPPES record lists a practice address at 38 South LA Cumbre RD, Santa Barbara, CA, 93105. Phone: (805) 692-8500. Providers update this record themselves, so call before visiting.

How can I verify Gregg Welsh, DDS's license?

NPPES lists California license number 22563, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Gregg Welsh, DDS prescribe under Medicare Part D?

In 2024, Gregg Welsh, DDS had 188 Medicare Part D claims for 47 beneficiaries; the average among oral and maxillofacial pathology dentistry prescribers was 284. 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.