NPPES file of Aug 9, 2026

Belal Sultanzai

Internal Medicine Physician · Sacramento, CA

Belal Sultanzai is an internal medicine physician with a practice address in Sacramento, California, and NPI 1003470659, issued on Apr 30, 2019. Check the license (California A183189, 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
1003470659
Name
Belal Sultanzai
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A183189 CA
Self-reported in NPPES; status is on the state search
Practice location
2315 Stockton Blvd Ste 2P101, Sacramento, CA 95817
Phone
(916) 734-7506
Enumerated
Apr 30, 2019
Record last updated
Sep 18, 2024
Medicare enrollment
Enrolled (PECOS I20240906001114); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 2021
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 2315 Stockton Blvd Ste 2P101

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

  1. Edgardo AlonsoInternal Medicine Physician1871243923
  2. Adrienne Atencio, MDInternal Medicine Physician1518408798
  3. Maria Louise AvenidoInternal Medicine Physician1275111031
  4. Anthony Bhe, MDInternal Medicine Physician1649439449
  5. Erika Blaikie, M.D.Student in an Organized Health Care Education/Training Program1407387244
  6. Rebecca Boxer, MDGeriatric Medicine (Internal Medicine) Physician1659304830

Verify Belal Sultanzai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A183189
    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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

81 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Belal Sultanzai81
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium11 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.

Bills Medicare through one group practice

  1. Regents OF The Univ OF CASacramento, CA

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

Belal Sultanzai among 17,696 internal medicine physician records in California

Belal Sultanzai is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 86% of them.

  • NPI issued2019 · 86% of these records are older, 11% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2021 · median 2004 among the 11,065 with a school on file
  • Record last updated2024 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

601 internal medicine physician records list a practice address in Sacramento

They are 601 of the 33,083 NPPES records with a practice address in Sacramento, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nelson Chiang, M.D.Sacramento, CA 958171326021494
  2. Robert Derlet, MDSacramento, CA 958171902887433
  3. Lynne Do, M.D.Sacramento, CA 958171386627644
  4. Jason Ferries, M.D.Sacramento, CA 958171609859974
  5. Steven Griffen, M.D.Sacramento, CA 958171053393835
  6. Diane Haddock, M.D.Sacramento, CA 958171013991553
  7. Calvin Hirsch, MDSacramento, CA 958171073597332
  8. Hershan Johl, MDSacramento, CA 958171255314399

Common questions

What is Belal Sultanzai's NPI number?

Belal Sultanzai's National Provider Identifier (NPI) is 1003470659, issued on Apr 30, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Belal Sultanzai located?

The NPPES record lists a practice address at 2315 Stockton Blvd Ste 2P101, Sacramento, CA, 95817. Phone: (916) 734-7506. Providers update this record themselves, so call before visiting.

How can I verify Belal Sultanzai's license?

NPPES lists California license number A183189, 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 Belal Sultanzai prescribe under Medicare Part D?

In 2024, Belal Sultanzai had 81 Medicare Part D claims for 31 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.