Mark Barnett Stephens, MD
Adolescent Medicine (Family Medicine) Physician · Hershey, PA
Mark Barnett Stephens, MD is an adolescent medicine (family medicine) physician with a practice address in Hershey, Pennsylvania, and NPI 1700885340, issued on Jul 16, 2005. Check the license (Pennsylvania MD453345, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark Barnett Stephens
- Credential
- MD
- Primary taxonomy
- Adolescent Medicine (Family Medicine) Physician 207QA0000X
- License numbers
- MD453345 PA
35067781S OH
Self-reported in NPPES; status is on the state search - Practice location
- 500 University Dr, Hershey, PA 17033
- Phone
- (800) 243-1455
- Enumerated
- Jul 16, 2005
- Record last updated
- Sep 21, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161029000206); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 1993
- Entity
- Type 1 · individual
8 nearest adolescent medicine (family medicine) physician records → All 10 in Pennsylvania → Look up another NPI →
Also registered at 500 University Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ashraf Abdelhalim, MDAnesthesiology Physician1356931729
Verify Mark Barnett Stephens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD453345Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average adolescent medicine (family medicine) physician in 2024
198 Medicare Part D claims for 36 beneficiaries, against an average of 3,520 among the 69 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium22 claims
- Lisinopril16 claims
- Fluticasone Propionate14 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): 71.8 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 one group practice
- The Milton S Hershey Medical Center Physicians GroupState College, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Barnett Stephens among 10 adolescent medicine (family medicine) physician records in Pennsylvania
Mark Barnett Stephens, MD is one of 10 adolescent medicine (family medicine) physician records with a practice address in Pennsylvania. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 70% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Record last updated2016 · 80% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adolescent Medicine (Family Medicine) Physician providers in Pennsylvania
There are 10 adolescent medicine (family medicine) physician records in Pennsylvania.
All 10 in Pennsylvania → Every provider in Hershey → Adolescent Medicine (Family Medicine) Physician nationwide →
The 8 adolescent medicine (family medicine) physician records with the nearest ZIP codes
- Matthew Ebling, MDLancaster, PA 176031770534075
- Nagina Farida, M.DKingston, PA 187041760742035
- Gregory Anderson, M.D.Pittsburgh, PA 152061346258837
- Amy Hursh, D.O.Pittsburgh, PA 152031235125584
- Joseph Trompeter, MD FAAPCarnegie, PA 151061578511564
- George Kochik, MDWexford, PA 150901164496576
- Gerard Margiotti, D.O.Trevose, PA 190531982953592
- Monica Rezk, D.O.Radnor, PA 190871467849281
Common questions
What is Mark Barnett Stephens, MD's NPI number?
Mark Barnett Stephens, MD's National Provider Identifier (NPI) is 1700885340, issued on Jul 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Barnett Stephens, MD located?
The NPPES record lists a practice address at 500 University Dr, Hershey, PA, 17033. Phone: (800) 243-1455. Providers update this record themselves, so call before visiting.
How can I verify Mark Barnett Stephens, MD's license?
NPPES lists Pennsylvania license number MD453345, 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 Mark Barnett Stephens, MD prescribe under Medicare Part D?
In 2024, Mark Barnett Stephens, MD had 198 Medicare Part D claims for 36 beneficiaries; the average among adolescent medicine (family medicine) physician prescribers was 3,520. Part D covers Medicare prescriptions only.
What is Mark Barnett Stephens, MD's MIPS final score?
The 2023 MIPS final score is 71.8 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.