NPPES file of Aug 9, 2026

Adriana Arreola Sablan, D.O.

Family Medicine Physician · Brentwood, CA

Adriana Arreola Sablan, D.O. is a family medicine physician with a practice address in Brentwood, California, and NPI 1154357358, issued on Jun 23, 2006. Check the license (California 20A9221, 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
1154357358
Name
Adriana Arreola Sablan
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A9221 CA
Self-reported in NPPES; status is on the state search
Practice location
2400 Balfour RD, Brentwood, CA 94513
Phone
(925) 308-8112
Enumerated
Jun 23, 2006
Record last updated
Jan 31, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
1154357358 CA
Medicare enrollment
Enrolled (PECOS I20110304000582); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2400 Balfour RD

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

  1. Sinan Alshahwany, M.D.Internal Medicine Physician1801997440
  2. Scott Bledsoe, D.O.Family Medicine Physician1275587586
  3. Karim Canoun, MDPlastic Surgery Physician1538211347
  4. Nilima Desai, M.D.Family Medicine Physician1801094834
  5. Teginder Dhanoa, M.D.Family Medicine Physician1801915830
  6. Lance Gibson, M.D.Family Medicine Physician1962427633

Verify Adriana Arreola Sablan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A9221
    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.

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4% fewer Medicare Part D claims than the average family medicine physician in 2024

3,399 Medicare Part D claims for 364 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 30 claims were for opioids.

  1. Adriana Sablan3,399
  2. Specialty average3,544

Most prescribed

  1. Losartan Potassium218 claims
  2. Atorvastatin Calcium207 claims
  3. Rosuvastatin Calcium194 claims
  4. Levothyroxine Sodium170 claims
  5. Amlodipine Besylate153 claims
  6. Lisinopril107 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.

Industry payments in 2024: $539.50

25 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Adriana Sablan$539.50
  2. Specialty average$902.55

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

Bills Medicare through one group practice

  1. John Muir Physician NetworkBrentwood, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Adriana Arreola Sablan among 17,133 family medicine physician records in California

Adriana Arreola Sablan, D.O. 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 fileYes · 62% of these records are
  • Graduated2003 · median 2005 among the 10,652 with a school on file
  • Record last updated2013 · 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).

19 family medicine physician records list a practice address in Brentwood

They are 19 of the 1,212 NPPES records with a practice address in Brentwood, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Krishna Bhaskarabhatla, MDBrentwood, CA 945131689621849
  2. Scott Bledsoe, D.O.Brentwood, CA 945131275587586
  3. Nilima Desai, M.D.Brentwood, CA 945131801094834
  4. Teginder Dhanoa, M.D.Brentwood, CA 945131801915830
  5. Lance Gibson, M.D.Brentwood, CA 945131962427633
  6. Michelle HolmesBrentwood, CA 945131720145626
  7. Adric Huynh, B.S.,M.S.,M.D.Brentwood, CA 945131760687107
  8. Derek Johnson, D.O.Brentwood, CA 945131407876063

Common questions

What is Adriana Arreola Sablan, D.O.'s NPI number?

Adriana Arreola Sablan, D.O.'s National Provider Identifier (NPI) is 1154357358, issued on Jun 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Adriana Arreola Sablan, D.O. located?

The NPPES record lists a practice address at 2400 Balfour RD, Brentwood, CA, 94513. Phone: (925) 308-8112. Providers update this record themselves, so call before visiting.

How can I verify Adriana Arreola Sablan, D.O.'s license?

NPPES lists California license number 20A9221, 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 Adriana Arreola Sablan, D.O. prescribe under Medicare Part D?

In 2024, Adriana Arreola Sablan, D.O. had 3,399 Medicare Part D claims for 364 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.