NPPES file of Aug 9, 2026

Robert N. Matiasevich, DDS

Dentist · Santa Cruz, CA

Robert N. Matiasevich, DDS is a dentist with a practice address in Santa Cruz, California, and NPI 1598805996, issued on Feb 7, 2007. Check the license (California 44511, 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
1598805996
Name
Robert N. Matiasevich
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
44511 CA
Self-reported in NPPES; status is on the state search
Practice location
1775 Dominican Way, Santa Cruz, CA 95065
Phone
(831) 476-7272
Enumerated
Feb 7, 2007
Record last updated
Feb 12, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(831) 476-1446
Medicare enrollment
Enrolled (PECOS I20170407001454); accepts Medicare assignment
Medical or professional school
Herman Ostrow School Of Dentistry Of Usc, 1997
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 1775 Dominican Way

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

  1. Angela Chai, DMDGeneral Practice Dentistry1114309473
  2. Robert Matiasevich, DDSDentist1417160904

Verify Robert N. Matiasevich 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 44511
    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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3.0 times the Medicare Part D claims of the average dentist in 2024

256 Medicare Part D claims for 107 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. 17 claims were for opioids.

  1. Robert Matiasevich256
  2. Specialty average86

Most prescribed

  1. Amoxicillin93 claims
  2. Ibuprofen84 claims
  3. Hydrocodone-Acetaminophen14 claims
  4. Chlorhexidine Gluconate13 claims
  5. Clindamycin Hcl12 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.

Industry payments in 2024: $14.50

1 payment: food and beverage; the largest payer was Geistlich Pharma, North America, Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Robert Matiasevich$14.50
  2. Specialty average$540.36

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

Robert N. Matiasevich among 14,729 dentist records in California

Robert N. Matiasevich, DDS is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 18% of them.

  • NPI issued2007 · 18% of these records are older, 58% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileYes · under 1% of these records are
  • Graduated1997 · median 2015 among the 113 with a school on file
  • Record last updated2009 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dentist providers in California

There are 14,729 dentist records in California.

The 8 dentist records with the nearest ZIP codes

  1. Mohana Awasthi, DDSSanta Cruz, CA 950651992012074
  2. John Coffey, D.D.S.Santa Cruz, CA 950651821109158
  3. Mai Zong Her, DDSSanta Cruz, CA 950651093434045
  4. Christopher Keys, D.D.S.Santa Cruz, CA 950651588852362
  5. Yoo Jung Kim, DDSSanta Cruz, CA 950651104359835
  6. Samuel Kuo, D.D.S.Santa Cruz, CA 950651265858138
  7. Michael Malek, D.D.SSanta Cruz, CA 950651881815942
  8. Robert Matiasevich, DDSSanta Cruz, CA 950651417160904

Common questions

What is Robert N. Matiasevich, DDS's NPI number?

Robert N. Matiasevich, DDS's National Provider Identifier (NPI) is 1598805996, issued on Feb 7, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert N. Matiasevich, DDS located?

The NPPES record lists a practice address at 1775 Dominican Way, Santa Cruz, CA, 95065. Phone: (831) 476-7272. Providers update this record themselves, so call before visiting.

How can I verify Robert N. Matiasevich, DDS's license?

NPPES lists California license number 44511, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Robert N. Matiasevich, DDS prescribe under Medicare Part D?

In 2024, Robert N. Matiasevich, DDS had 256 Medicare Part D claims for 107 beneficiaries; the average among dentist prescribers was 86. 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.