Eric Jason Fels, D.O.
Nephrology Physician · Allentown, PA
Eric Jason Fels, D.O. is a nephrology physician with a practice address in Allentown, Pennsylvania, and NPI 1821089590, issued on Nov 2, 2005. Check the license (Pennsylvania OS008870L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Eric Jason Fels
- Credential
- D.O.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- OS008870L PA
Self-reported in NPPES; status is on the state search - Practice location
- 1230 S Cedar Crest Blvd Stes 301, 302, 304, Allentown, PA 18103
- Phone
- (610) 432-4529
- Enumerated
- Nov 2, 2005
- Record last updated
- May 31, 2022
- Fax
- (610) 432-2206
- Medicare enrollment
- Enrolled (PECOS I20240415003548); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1230 S Cedar Crest Blvd Stes 301, 302, 304
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tayyab Ali, MDNephrology Physician1710986559
- Audrey Anatalio, PA-CMedical Physician Assistant1316581259
- Cheryl Bitting, CRNPFamily Nurse Practitioner1891888301
- Ravindra Bollu, M.D.Nephrology Physician1194716845
- Margaret Duffy, MDNephrology Physician1518233881
- Frederick Fleszler, MDNephrology Physician1588758353
Verify Eric Jason Fels in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS008870LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average nephrology physician in 2024
523 Medicare Part D claims for 145 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Amlodipine Besylate58 claims
- Allopurinol57 claims
- Losartan Potassium55 claims
- Lisinopril46 claims
- Spironolactone43 claims
- Potassium Citrate Er28 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: $78.25
4 payments; by number, the most common kind was food and beverage; the largest payer was Mozarc Medical US LLC. The 8,230 providers of this specialty with any payment received $3,091.37 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
- Northeast Kidney Care LLCNorthfield, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nephrology Physician providers in Pennsylvania
There are 651 nephrology physician records in Pennsylvania.
Other nephrology physician records in Pennsylvania
- Muhammad Abdulbasit, MD, FACPWilkes Barre, PA1265704225
- Mohamed Anwar Abdus Samad, MDYork, PA1285983684
- Samer Abou Chehade, M.DErie, PA1730744020
- Blaise AbramovitzPittsburgh, PA1093150922
- Parvaneh Abtahi, MDWyomissing, PA1245213099
- Azza AbubakerPhiladelphia, PA1821732298
- Scott Adler, MDPhiladelphia, PA1295986792
- Sandeep Aggarwal, M.D.Philadelphia, PA1548420326
- Gautam Agrawal, M.D , M.P.HGreensburg, PA1063737070
- Ravi Agrawal, M.B.B.SBethlehem, PA1396973178
Common questions
What is Eric Jason Fels, D.O.'s NPI number?
Eric Jason Fels, D.O.'s National Provider Identifier (NPI) is 1821089590, issued on Nov 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Eric Jason Fels, D.O. located?
The NPPES record lists a practice address at 1230 S Cedar Crest Blvd Stes 301, 302, 304, Allentown, PA, 18103. Phone: (610) 432-4529. Providers update this record themselves, so call before visiting.
How can I verify Eric Jason Fels, D.O.'s license?
NPPES lists Pennsylvania license number OS008870L, 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 Eric Jason Fels, D.O. prescribe under Medicare Part D?
In 2024, Eric Jason Fels, D.O. had 523 Medicare Part D claims for 145 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.