NPPES file of Aug 9, 2026

Syed Khalid Mustafa, M.D.

Internal Medicine Physician · Walnut Creek, CA

Syed Khalid Mustafa, M.D. is an internal medicine physician with a practice address in Walnut Creek, California, and NPI 1972750123, issued on Aug 19, 2008. Check the license (California A53718, 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
1972750123
Name
Syed Khalid Mustafa
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A53718 CA
Self-reported in NPPES; status is on the state search
Practice location
1299 Newell Hill PL Ste 100, Walnut Creek, CA 94596
Phone
(925) 938-8082
Enumerated
Aug 19, 2008
Record last updated
Aug 19, 2008 (not updated in 18 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 Syed Khalid Mustafa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A53718
    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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Industry payments in 2024: $22.28

1 payment: food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Syed Mustafa$22.28
  2. Specialty average$1,303.06

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

Syed Khalid Mustafa among 17,696 internal medicine physician records in California

Syed Khalid Mustafa, M.D. 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 2008, is newer than 56% of them.

  • NPI issued2008 · 56% of these records are older, 40% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2008 · 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).

183 internal medicine physician records list a practice address in Walnut Creek

They are 183 of the 6,170 NPPES records with a practice address in Walnut Creek, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Anthony Arroyo, MDWalnut Creek, CA 945961376621458
  2. Sheila Bhatia, MDWalnut Creek, CA 945961225135379
  3. Amrita Dhaliwal, MDWalnut Creek, CA 945961164500740
  4. Nellia Karakozova, MDWalnut Creek, CA 945961659459154
  5. Joseph Long, MDWalnut Creek, CA 945961225116379
  6. Roxanne McDaniel, MDWalnut Creek, CA 945961457439937
  7. Huu Nguyen, D.O.Walnut Creek, CA 945961811966492
  8. Jeff Ortiz, MDWalnut Creek, CA 945961891873964

Common questions

What is Syed Khalid Mustafa, M.D.'s NPI number?

Syed Khalid Mustafa, M.D.'s National Provider Identifier (NPI) is 1972750123, issued on Aug 19, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Syed Khalid Mustafa, M.D. located?

The NPPES record lists a practice address at 1299 Newell Hill PL Ste 100, Walnut Creek, CA, 94596. Phone: (925) 938-8082. Providers update this record themselves, so call before visiting.

How can I verify Syed Khalid Mustafa, M.D.'s license?

NPPES lists California license number A53718, 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.

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.