William Gregg, C.R.N.P.
Family Medicine Physician · Shawnee On Delaware, PA
William Gregg, C.R.N.P. is a family medicine physician with a practice address in Shawnee On Delaware, Pennsylvania, and NPI 1831164102, issued on Feb 21, 2006. Check the license (Pennsylvania VP005354B, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- William Gregg
- Credential
- C.R.N.P.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- VP005354B PA
Self-reported in NPPES; status is on the state search - Practice location
- 106 Shawnee Square Dr. Ste 101, Shawnee On Delaware, PA 18356
- Phone
- (570) 421-3900
- Enumerated
- Feb 21, 2006
- Record last updated
- Nov 8, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (570) 424-1549
- Medicaid ID
- 1007575050001 PA
- Medicare enrollment
- Enrolled (PECOS I20101123000391); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Verify William Gregg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license VP005354BCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average family medicine physician in 2024
4,031 Medicare Part D claims for 351 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Rosuvastatin Calcium236 claims
- Lisinopril231 claims
- Amlodipine Besylate215 claims
- Atorvastatin Calcium207 claims
- Levothyroxine Sodium185 claims
- Metformin Hcl128 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.
The MIPS final score for 2023 (Medicare payment program): 95.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $15.15
1 payment: food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Bills Medicare through one group practice
- St Lukes Physician Group IncStroudsburg, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Gregg among 7,483 family medicine physician records in Pennsylvania
William Gregg, C.R.N.P. is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1998 · median 2005 among the 4,529 with a school on file
- Record last updated2012 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in Pennsylvania
There are 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Dolsie Allen, C.R.N.P.Shawnee On Delaware, PA 183561336114511
- Ian Foster, M.D.Shawnee On Delaware, PA 183561750356010
- Anne Romanowski, C.R.N.P.Shawnee On Delaware, PA 183561730154014
- Adrienne MoranSaylorsburg, PA 183531457204828
- Steven Bowers, D.O.Stroudsburg, PA 183601548436884
- John Brinker, D.O.Stroudsburg, PA 183601659320604
- Kimberly Brown, D.O.Stroudsburg, PA 183601881128825
- Bruce Davis, M.D.Stroudsburg, PA 183601609825926
Common questions
What is William Gregg, C.R.N.P.'s NPI number?
William Gregg, C.R.N.P.'s National Provider Identifier (NPI) is 1831164102, issued on Feb 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Gregg, C.R.N.P. located?
The NPPES record lists a practice address at 106 Shawnee Square Dr. Ste 101, Shawnee On Delaware, PA, 18356. Phone: (570) 421-3900. Providers update this record themselves, so call before visiting.
How can I verify William Gregg, C.R.N.P.'s license?
NPPES lists Pennsylvania license number VP005354B, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Gregg, C.R.N.P. prescribe under Medicare Part D?
In 2024, William Gregg, C.R.N.P. had 4,031 Medicare Part D claims for 351 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is William Gregg, C.R.N.P.'s MIPS final score?
The 2023 MIPS final score is 95.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.