Ronald Lew Grego, DMD
Dentist · New Castle, PA
Ronald Lew Grego, DMD is a dentist with a practice address in New Castle, Pennsylvania, and NPI 1306902317, issued on Dec 28, 2006. Check the license (Pennsylvania DS026521L, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ronald Lew Grego
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License number
- DS026521L PA
Self-reported in NPPES; status is on the state search - Practice location
- 3131 Wilmington RD, New Castle, PA 16105
- Phone
- (724) 674-7981
- Enumerated
- Dec 28, 2006
- Record last updated
- Dec 6, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (724) 652-9638
- Entity
- Type 1 · individual
8 nearest dentist records → All 3,339 in Pennsylvania → Look up another NPI →
Also registered at 3131 Wilmington RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Joyce Houck, LMTMassage Therapist1023224581
Verify Ronald Lew Grego in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license DS026521LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% more Medicare Part D claims than the average dentist in 2024
153 Medicare Part D claims for 73 beneficiaries, 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.
Most prescribed
- Chlorhexidine Gluconate61 claims
- Penicillin V Potassium45 claims
- Amoxicillin13 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: $499.92
2 payments; by number, the most common kind was gift; the largest payer was Ultradent Products 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Ronald Lew Grego among 3,339 dentist records in Pennsylvania
Ronald Lew Grego, 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).
14 dentist records list a practice address in New Castle
They are 14 of the 812 NPPES records with a practice address in New Castle, and 3,339 dentist records in Pennsylvania.
All 3,339 in Pennsylvania → Every provider in New Castle → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- John Dietz, DMDNew Castle, PA 161051922018381
- Saadia Haider, DMDNew Castle, PA 161051891618187
- Richard Lipscomb, DDSNew Castle, PA 161051740268283
- Adele Marcotuli, DDSNew Castle, PA 161051770650103
- John Matta, DMDNew Castle, PA 161051881857589
- Ryan Nebel, D.M.D.New Castle, PA 161051093918567
- Tiffany Palm, D.M.D.New Castle, PA 161051972951838
- Susan Young, DDSNew Castle, PA 161051225015126
Common questions
What is Ronald Lew Grego, DMD's NPI number?
Ronald Lew Grego, DMD's National Provider Identifier (NPI) is 1306902317, issued on Dec 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Lew Grego, DMD located?
The NPPES record lists a practice address at 3131 Wilmington RD, New Castle, PA, 16105. Phone: (724) 674-7981. Providers update this record themselves, so call before visiting.
How can I verify Ronald Lew Grego, DMD's license?
NPPES lists Pennsylvania license number DS026521L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Ronald Lew Grego, DMD prescribe under Medicare Part D?
In 2024, Ronald Lew Grego, DMD had 153 Medicare Part D claims for 73 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.