NPPES file of Aug 9, 2026

Guido Dulay Abellera, MD

Family Medicine Physician · Stockton, CA

Guido Dulay Abellera, MD is a family medicine physician with a practice address in Stockton, California, and NPI 1386724805, issued on Oct 17, 2006. Check the license (California A338570, as entered in NPPES) on the Medical Board of California; 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
1386724805
Name
Guido Dulay Abellera
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A338570 CA
Self-reported in NPPES; status is on the state search
Practice location
123 S Commerce St Ste D, Stockton, CA 95202
Phone
(209) 467-6826
Enumerated
Oct 17, 2006
Record last updated
Feb 23, 2022
Fax
(209) 467-6827
Medicaid ID
00A338570 CA
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 Guido Dulay Abellera in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A338570
    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
Open 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.

27% more Medicare Part D claims than the average family medicine physician in 2024

4,501 Medicare Part D claims for 288 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Guido Abellera4,501
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium523 claims
  2. Amlodipine Besylate352 claims
  3. Metformin Hcl334 claims
  4. Losartan Potassium238 claims
  5. Levothyroxine Sodium192 claims
  6. Omeprazole186 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.

Guido Dulay Abellera among 17,133 family medicine physician records in California

Guido Dulay Abellera, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2022 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

116 family medicine physician records list a practice address in Stockton

They are 116 of the 9,522 NPPES records with a practice address in Stockton, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Vanessa Armendariz, MDStockton, CA 952021972130573
  2. Roxana Cabrera-Brown, MDStockton, CA 952021225673106
  3. Ogechukwu Etudo, M.DStockton, CA 952021780970079
  4. Gilbert Greene, D.O.Stockton, CA 952021124007430
  5. Elaine Ho, DOStockton, CA 952021336665587
  6. Angelina Kaisarieh, MDStockton, CA 952021477562486
  7. Benjamin Morrison, M. D.Stockton, CA 952021245316645
  8. James Parker, M.D.Stockton, CA 952021992881015

Common questions

What is Guido Dulay Abellera, MD's NPI number?

Guido Dulay Abellera, MD's National Provider Identifier (NPI) is 1386724805, issued on Oct 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Guido Dulay Abellera, MD located?

The NPPES record lists a practice address at 123 S Commerce St Ste D, Stockton, CA, 95202. Phone: (209) 467-6826. Providers update this record themselves, so call before visiting.

How can I verify Guido Dulay Abellera, MD's license?

NPPES lists California license number A338570, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Guido Dulay Abellera, MD prescribe under Medicare Part D?

In 2024, Guido Dulay Abellera, MD had 4,501 Medicare Part D claims for 288 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.