Josiah E. Radder, MD, PHD
Critical Care Medicine (Internal Medicine) Physician · Erie, PA
Josiah E. Radder, MD, PHD is a critical care medicine (internal medicine) physician with a practice address in Erie, Pennsylvania, and NPI 1659878783, issued on Apr 5, 2018. Check the license (Pennsylvania MD478153, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Josiah E. Radder
- Credential
- MD, PHD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- MD478153 PA
Self-reported in NPPES; status is on the state search - Practice location
- 201 State St, Erie, PA 16550
- Phone
- (814) 877-4922
- Enumerated
- Apr 5, 2018
- Record last updated
- Nov 14, 2025
- Fax
- (814) 877-3622
- Medicare enrollment
- Enrolled (PECOS I20220908000269); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 332 in Pennsylvania → Look up another NPI →
Also registered at 201 State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexandra AdamsStudent in an Organized Health Care Education/Training Program1841081197
- Joyce Adams, CRNACertified Registered Nurse Anesthetist1134148620
- Samra Ahmad, DOEmergency Medicine Physician1669365151
- Patricia Albaugh, RN-CRNFARegistered Nurse First Assistant1710029111
- John Albert, MDAnesthesiology Physician1992754618
- Nicholas Aloi, MDStudent in an Organized Health Care Education/Training Program1326898354
Verify Josiah E. Radder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD478153Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
78 Medicare Part D claims for 25 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.
Most prescribed
- Trelegy Ellipta23 claims
- Albuterol Sulfate Hfa22 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 practice group's MIPS final score for 2023 (Medicare payment program): 77.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Regional Health Services IncErie, PA
- University OF Pittsburgh PhysiciansPittsburgh, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Josiah E. Radder among 332 critical care medicine (internal medicine) physician records in Pennsylvania
Josiah E. Radder, MD, PHD is one of 332 critical care medicine (internal medicine) physician records with a practice address in Pennsylvania. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 88% of them.
- NPI issued2018 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2017 · median 2007 among the 282 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Pennsylvania
There are 332 critical care medicine (internal medicine) physician records in Pennsylvania.
All 332 in Pennsylvania → Every provider in Erie → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Faisal Arif, M.D.Erie, PA 165501891927810
- Timothy BaptistErie, PA 165501265797948
- Emily Brant, MD, MSErie, PA 165501225443666
- Michael Hansen, MDErie, PA 165501356399893
- Rafael Morales, MDErie, PA 165501770583957
- Carlos Racedo Africano, MDErie, PA 165501649445719
- Abdul Siddiqui, M.D.Erie, PA 165501447614904
- Steven Turley, M.D.Erie, PA 165501699986133
Common questions
What is Josiah E. Radder, MD, PHD's NPI number?
Josiah E. Radder, MD, PHD's National Provider Identifier (NPI) is 1659878783, issued on Apr 5, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Josiah E. Radder, MD, PHD located?
The NPPES record lists a practice address at 201 State St, Erie, PA, 16550. Phone: (814) 877-4922. Providers update this record themselves, so call before visiting.
How can I verify Josiah E. Radder, MD, PHD's license?
NPPES lists Pennsylvania license number MD478153, 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 Josiah E. Radder, MD, PHD prescribe under Medicare Part D?
In 2024, Josiah E. Radder, MD, PHD had 78 Medicare Part D claims for 25 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is Josiah E. Radder, MD, PHD's MIPS final score?
The 2023 MIPS final score is 77.5 of 100, reported for the practice group. 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.