Registry data as of Aug 27, 2026

Dennis Hwang, MD

Anatomic Pathology & Clinical Pathology Physician · Walnut Creek, CA

Dennis Hwang, MD is an anatomic pathology & clinical pathology physician with a practice address in Walnut Creek, California, and NPI 1740361963, issued on Oct 17, 2006. Check the license (California A60038, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1740361963
Name
Dennis Hwang
Credential
MD
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License number
A60038 CA
Self-reported in NPPES; status is on the state search
Practice location
1601 Ygnacio Valley RD # 201, Walnut Creek, CA 94598
Phone
(510) 964-0458
Enumerated
Oct 17, 2006
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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Also registered at 1601 Ygnacio Valley RD # 201

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

  1. Jeffrey Curtis, MDAnatomic Pathology & Clinical Pathology Physician1215018528
  2. Bernard Larner, MDAnatomic Pathology & Clinical Pathology Physician1548341860
  3. Thomas Poore, MDAnatomic Pathology & Clinical Pathology Physician1306927629
  4. Marian Scott, MDAnatomic Pathology & Clinical Pathology Physician1528149838

Verify Dennis Hwang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A60038
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

The practice group's Medicare quality score for 2023: 93 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.6
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Contra Costa Pathology AssociatesWalnut Creek, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Anatomic Pathology & Clinical Pathology Physician providers in California

There are 1,183 anatomic pathology & clinical pathology physician records in California.

Other anatomic pathology & clinical pathology physician records in California

  1. Sophie Aalaei, M.D.San Diego, CA1558454207
  2. Joline Abrahams, M.D.Palm Springs, CA1679567366
  3. Guillermo Acero, MDOjai, CA1629144373
  4. Dennis Adams, M.D.Stanford, CA1053726182
  5. Alaa Afify, M.D.Sacramento, CA1245212950
  6. Ali Afsari, M.D.Orange, CA1275064362
  7. Mukesh AgarwalColton, CA1154901056
  8. Chandnish Ahluwalia, M.D.Glendale, CA1508850421
  9. Sanaz Ainechi, MDPasadena, CA1710329883
  10. Omonigho Aisagbonhi, MD, PHDSan Diego, CA1043571045

Common questions

What is Dennis Hwang, MD's NPI number?

Dennis Hwang, MD's National Provider Identifier (NPI) is 1740361963, issued on Oct 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dennis Hwang, MD located?

The NPPES record lists a practice address at 1601 Ygnacio Valley RD # 201, Walnut Creek, CA, 94598. Phone: (510) 964-0458. Providers update this record themselves, so call before visiting.

How can I verify Dennis Hwang, MD's license?

NPPES lists California license number A60038, 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.

What is Dennis Hwang, MD's Medicare quality score?

The 2023 MIPS final score is 93 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.