NPPES file of Aug 9, 2026

David S. Hewitt, MD

Cytopathology Physician · Visalia, CA

David S. Hewitt, MD is a cytopathology physician with a practice address in Visalia, California, and NPI 1124018148, issued on Oct 21, 2005. Check the license (California A48679, 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
1124018148
Name
David S. Hewitt
Credential
MD
Primary taxonomy
Cytopathology Physician 207ZC0500X
License number
A48679 CA
Self-reported in NPPES; status is on the state search
Practice location
316 S Dunworth St, Visalia, CA 93292
Phone
(550) 625-0601
Enumerated
Oct 21, 2005
Record last updated
Feb 6, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(559) 625-1315
Medicaid ID
00A486790 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

8 nearest cytopathology physician records → All 75 in California → Look up another NPI →

Also registered at 316 S Dunworth St

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

  1. Emilia FoleyBehavior Technician1932033032
  2. Katelyn LongBehavior Technician1336073782
  3. John Morrison, MDCytopathology Physician1821087933
  4. Marissa SanchezBehavior Technician1376402156
  5. Phillip Starshak, MDAnatomic Pathology & Clinical Pathology Physician1699708214
  6. Michael Wickham, MDAnatomic Pathology & Clinical Pathology Physician1497929343

Verify David S. Hewitt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A48679    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.

Industry payments in 2024: $177.27

3 payments; by number, the most common kind was food and beverage; the largest payer was Heron Therapeutics, Inc. The 73 providers of this specialty with any payment received $1,530.54 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Hewitt$177.27
  2. Specialty average$1,530.54

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

David S. Hewitt among 75 cytopathology physician records in California

David S. Hewitt, MD is one of 75 cytopathology physician records with a practice address in California. 52% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 84% newer
  • In a Medicare fileYes · 52% of these records are
  • In the CMS Doctors and Clinicians fileNo · 37% of these records are
  • Record last updated2008 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZC0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cytopathology Physician providers in California

There are 75 cytopathology physician records in California.

All 75 in California → Every provider in Visalia → Cytopathology Physician nationwide →

The 8 cytopathology physician records with the nearest ZIP codes

  1. John Morrison, MDVisalia, CA 932921821087933
  2. Robert Monroe, M.D.San Luis Obispo, CA 934011437181740
  3. Jon Lake, MDGarden Grove, CA 928431295768786
  4. John Hiserodt, M.D.Garden Grove, CA 928411235296864
  5. Maher Badir, M.D.Ladera Ranch, CA 926941295947786
  6. Thomas Cooper, MDWestminster, CA 926831275594913
  7. Adele Hieshima, M.D.Irvine, CA 926181215158068
  8. Carlo De La Sancha VerduzcoSan Francisco, CA 941101972038222

Common questions

What is David S. Hewitt, MD's NPI number?

David S. Hewitt, MD's National Provider Identifier (NPI) is 1124018148, issued on Oct 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is David S. Hewitt, MD located?

The NPPES record lists a practice address at 316 S Dunworth St, Visalia, CA, 93292. Phone: (550) 625-0601. Providers update this record themselves, so call before visiting.

How can I verify David S. Hewitt, MD's license?

NPPES lists California license number A48679, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.