NPPES file of Aug 9, 2026

Robert G. Ostoyich, DMD

Dentist · Holland, PA

Robert G. Ostoyich, DMD is a dentist with a practice address in Holland, Pennsylvania, and NPI 1659388932, issued on Aug 1, 2006. Check the license (Pennsylvania DS 019259L, as entered in NPPES) with the Pennsylvania 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
1659388932
Name
Robert G. Ostoyich
Credential
DMD
Primary taxonomy
Dentist 122300000X
License number
DS 019259L PA
Self-reported in NPPES; status is on the state search
Practice location
1491 Buck RD, Holland, PA 18966
Phone
(215) 968-0313
Enumerated
Aug 1, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(215) 224-5876
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 Robert G. Ostoyich in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license DS 019259L
    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 Pennsylvania 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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67% fewer Medicare Part D claims than the average dentist in 2024

28 Medicare Part D claims, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Robert Ostoyich28
  2. Specialty average86

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.

Robert G. Ostoyich among 3,339 dentist records in Pennsylvania

Robert G. Ostoyich, DMD is one of 3,339 dentist records with a practice address in Pennsylvania. 63% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 74% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · 1% of these records are
  • Record last updated2007 · 74% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 dentist records list a practice address in Holland

They are 8 of the 127 NPPES records with a practice address in Holland, and 3,339 dentist records in Pennsylvania.

The 8 dentist records with the nearest ZIP codes

  1. Naresh Bhavsar, D.M.D.Holland, PA 189661205008174
  2. Richard Blaser, DMDChurchville, PA 189661780841783
  3. Thomas Caruso, DDSHolland, PA 189661245462548
  4. Steven Dannin, DDSHolland, PA 189661487654141
  5. Thomas Gatley, DDSSouthampton, PA 189661457492753
  6. Alan Gross, DDSSouthampton, PA 189661811078447
  7. Kenneth Hollingsworth, DMDHolland, PA 189661437241411
  8. Carl Kaschak, DMDHolland, PA 189661841300944

Common questions

What is Robert G. Ostoyich, DMD's NPI number?

Robert G. Ostoyich, DMD's National Provider Identifier (NPI) is 1659388932, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert G. Ostoyich, DMD located?

The NPPES record lists a practice address at 1491 Buck RD, Holland, PA, 18966. Phone: (215) 968-0313. Providers update this record themselves, so call before visiting.

How can I verify Robert G. Ostoyich, DMD's license?

NPPES lists Pennsylvania license number DS 019259L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Robert G. Ostoyich, DMD prescribe under Medicare Part D?

In 2024, Robert G. Ostoyich, DMD had 28 Medicare Part D claims; 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.