NPPES file of Aug 9, 2026

David William Wistrom, DDS

General Practice Dentistry · Santa Cruz, CA

David William Wistrom, DDS is a general practice dentistry with a practice address in Santa Cruz, California, and NPI 1083632368, issued on Jul 17, 2006. Check the license (California 42785, as entered in NPPES) with the California board that licenses this profession; 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
1083632368
Name
David William Wistrom
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
42785 CA
Self-reported in NPPES; status is on the state search
Practice location
1830 Commercial Way, Santa Cruz, CA 95065
Phone
(831) 464-5409
Enumerated
Jul 17, 2006
Record last updated
Aug 25, 2025
Fax
(831) 464-5415
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 1830 Commercial Way

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

  1. Sherese BrownStudent in an Organized Health Care Education/Training Program1861241614
  2. Frandy Castellano Gutierrez, DDSStudent in an Organized Health Care Education/Training Program1336942408
  3. Adriana Clark, DDSGeneral Practice Dentistry1922337245
  4. Hugo Ferlito, DDSPublic Health Dentistry1609059922
  5. Neetu Handa, DMDStudent in an Organized Health Care Education/Training Program1992559116
  6. Mai Zong Her, DDSDentist1093434045

Verify David William Wistrom in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 42785
    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
Find the California license search

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28% fewer Medicare Part D claims than the average general practice dentistry in 2024

60 Medicare Part D claims for 42 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. David Wistrom60
  2. Specialty average83

Most prescribed

  1. Amoxicillin13 claims
  2. Amoxicillin-Clavulanate Potass13 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.

David William Wistrom among 17,852 general practice dentistry records in California

David William Wistrom, DDS is one of 17,852 general practice dentistry records with a practice address in California. 57% 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 3% of them.

  • NPI issued2006 · 3% of these records are older, 71% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2025 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

53 general practice dentistry records list a practice address in Santa Cruz

They are 53 of the 5,138 NPPES records with a practice address in Santa Cruz, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Raul Castillo, D.D.S.Santa Cruz, CA 950651861505521
  2. Angela Chai, DMDSanta Cruz, CA 950651114309473
  3. Adriana Clark, DDSSanta Cruz, CA 950651922337245
  4. Connor Malek, DDSSanta Cruz, CA 950651144948043
  5. Hannah Mixter, DMDSanta Cruz, CA 950651578093233
  6. Sarah NagamineSanta Cruz, CA 950651376428128
  7. Nathan Oster, D.D.S.Santa Cruz, CA 950651013318039
  8. Rym Partridge, DDSSanta Cruz, CA 950651780834614

Common questions

What is David William Wistrom, DDS's NPI number?

David William Wistrom, DDS's National Provider Identifier (NPI) is 1083632368, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David William Wistrom, DDS located?

The NPPES record lists a practice address at 1830 Commercial Way, Santa Cruz, CA, 95065. Phone: (831) 464-5409. Providers update this record themselves, so call before visiting.

How can I verify David William Wistrom, DDS's license?

NPPES lists California license number 42785, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does David William Wistrom, DDS prescribe under Medicare Part D?

In 2024, David William Wistrom, DDS had 60 Medicare Part D claims for 42 beneficiaries; the average among general practice dentistry prescribers was 83. 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.