NPPES file of Aug 9, 2026

Garrett Curtis Porteous, D.D.S

Student in an Organized Health Care Education/Training Program · Danville, CA

Garrett Curtis Porteous, D.D.S is a student in an organized health care education/training program with a practice address in Danville, California, and NPI 1013273192, issued on Apr 3, 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
1013273192
Name
Garrett Curtis Porteous
Credential
D.D.S
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
421 Bent Oak PL, Danville, CA 94506
Phone
(925) 683-4544
Enumerated
Apr 3, 2012
Record last updated
Apr 5, 2012 (not updated in 14 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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Verify Garrett Curtis Porteous 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
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79% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

39 Medicare Part D claims for 26 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Garrett Porteous39
  2. Specialty average185

Most prescribed

  1. Chlorhexidine Gluconate16 claims
  2. Amoxicillin14 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.

Garrett Curtis Porteous among 40,652 student in an organized health care education/training program records in California

Garrett Curtis Porteous, D.D.S is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% 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 5% of them.

  • NPI issued2012 · 5% of these records are older, 93% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2012 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 student in an organized health care education/training program records list a practice address in Danville

They are 9 of the 897 NPPES records with a practice address in Danville, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Ayesha HayattDanville, CA 945061871728352
  2. Kelsey Martin, PA-CDanville, CA 945061588444541
  3. Shalaya Asal YazdiDanville, CA 945061770318750
  4. Sameera FiroozmandDiscovery Bay, CA 945051407335839
  5. Donna KangieserDiscovery Bay, CA 945051699219808
  6. Caitlyn LodovicoDiscovery Bay, CA 945051235060898
  7. Tara ShelbyAlamo, CA 945071386446292
  8. Lauren TrapaniAlamo, CA 945071710275730

Common questions

What is Garrett Curtis Porteous, D.D.S's NPI number?

Garrett Curtis Porteous, D.D.S's National Provider Identifier (NPI) is 1013273192, issued on Apr 3, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Garrett Curtis Porteous, D.D.S located?

The NPPES record lists a practice address at 421 Bent Oak PL, Danville, CA, 94506. Phone: (925) 683-4544. Providers update this record themselves, so call before visiting.

How can I verify Garrett Curtis Porteous, D.D.S's license?

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

How much does Garrett Curtis Porteous, D.D.S prescribe under Medicare Part D?

In 2024, Garrett Curtis Porteous, D.D.S had 39 Medicare Part D claims for 26 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.