Joseph Demay, M.D.
Pediatric Adolescent Medicine Physician · Williamsport, PA
Joseph Demay, M.D. is a pediatric adolescent medicine physician with a practice address in Williamsport, Pennsylvania, and NPI 1457459166, issued on Sep 20, 2006. Check the license (Pennsylvania MD046306L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Joseph Demay
- Credential
- M.D.
- Primary taxonomy
- Pediatric Adolescent Medicine Physician 2080A0000X
- License number
- MD046306L PA
Self-reported in NPPES; status is on the state search - Practice location
- 338 Russell Ave, Williamsport, PA 17701
- Phone
- (570) 326-5720
- Enumerated
- Sep 20, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (570) 601-1522
- Entity
- Type 1 · individual
8 nearest pediatric adolescent medicine physician records → All 112 in Pennsylvania → Look up another NPI →
Verify Joseph Demay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD046306LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average pediatric adolescent medicine physician in 2024
95 Medicare Part D claims, against an average of 148 among the 384 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Oxybutynin Chloride Er20 claims
- Escitalopram Oxalate18 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.
Joseph Demay among 112 pediatric adolescent medicine physician records in Pennsylvania
Joseph Demay, M.D. is one of 112 pediatric adolescent medicine physician records with a practice address in Pennsylvania. 44% 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 17% of them.
- NPI issued2006 · 17% of these records are older, 43% newer
- In a Medicare fileYes · 44% of these records are
- In the CMS Doctors and Clinicians fileNo · 15% of these records are
- Record last updated2007 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080A0000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Adolescent Medicine Physician providers in Pennsylvania
There are 112 pediatric adolescent medicine physician records in Pennsylvania.
All 112 in Pennsylvania → Every provider in Williamsport → Pediatric Adolescent Medicine Physician nationwide →
The 8 pediatric adolescent medicine physician records with the nearest ZIP codes
- Sergio Buzzini, MDDanville, PA 178221447368493
- Mary Lou Buendia, MDShamokin, PA 178721942260062
- Jorge Otero, M.D.Bethlehem, PA 180171285691899
- Sarada Kadewari, M.DBethlehem, PA 180181477573475
- Lisa Caso, D.O.Easton, PA 180451841338878
- Carol Blank, MDGettysburg, PA 173251043202047
- Bradley Hoch, MDGettysburg, PA 173251912907320
- Scott Jaeger, M.D.Gettysburg, PA 173251568462588
Common questions
What is Joseph Demay, M.D.'s NPI number?
Joseph Demay, M.D.'s National Provider Identifier (NPI) is 1457459166, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Demay, M.D. located?
The NPPES record lists a practice address at 338 Russell Ave, Williamsport, PA, 17701. Phone: (570) 326-5720. Providers update this record themselves, so call before visiting.
How can I verify Joseph Demay, M.D.'s license?
NPPES lists Pennsylvania license number MD046306L, 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 Joseph Demay, M.D. prescribe under Medicare Part D?
In 2024, Joseph Demay, M.D. had 95 Medicare Part D claims; the average among pediatric adolescent medicine physician prescribers was 148. 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.