Robert John Greiner, M.D.
Pediatric Hematology & Oncology Physician · Hershey, PA
Robert John Greiner, M.D. is a pediatric hematology & oncology physician with a practice address in Hershey, Pennsylvania, and NPI 1477744258, issued on Aug 6, 2007. Check the license (Pennsylvania MD436460, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Robert John Greiner
- Credential
- M.D.
- Primary taxonomy
- Pediatric Hematology & Oncology Physician 2080P0207X
- License number
- MD436460 PA
Self-reported in NPPES; status is on the state search - Practice location
- 500 University Dr, Hershey, PA 17033
- Phone
- (800) 243-1455
- Enumerated
- Aug 6, 2007
- Record last updated
- Jun 15, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatric hematology & oncology physician records → All 218 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.
- Victor Abarca, CRNACertified Registered Nurse Anesthetist1003575853
- Aiza Abbas, MDStudent in an Organized Health Care Education/Training Program1164312500
- Fatemeh Abbasi, MDPulmonary Disease Physician1750878625
- Andrea Abbe, LDNRegistered Dietitian1366623795
- Mahdi Abdallah, MDStudent in an Organized Health Care Education/Training Program1497457360
- Ashraf Abdelhalim, MDAnesthesiology Physician1356931729
Verify Robert John Greiner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD436460Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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).
Industry payments in 2024: $60.89
3 payments; by number, the most common kind was food and beverage; the largest payer was Vertex Pharmaceuticals Incorporated. The 1,215 providers of this specialty with any payment received $7,404.07 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.
Robert John Greiner among 218 pediatric hematology & oncology physician records in Pennsylvania
Robert John Greiner, M.D. is one of 218 pediatric hematology & oncology physician records with a practice address in Pennsylvania. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 36% of them.
- NPI issued2007 · 36% of these records are older, 48% newer
- In a Medicare fileYes · 41% of these records are
- In the CMS Doctors and Clinicians fileNo · 25% of these records are
- Record last updated2013 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Hematology & Oncology Physician providers in Pennsylvania
There are 218 pediatric hematology & oncology physician records in Pennsylvania.
All 218 in Pennsylvania → Every provider in Hershey → Pediatric Hematology & Oncology Physician nationwide →
The 8 pediatric hematology & oncology physician records with the nearest ZIP codes
- Chandrika Behura, MDHershey, PA 170331972793867
- Jonathan Bernstein, M.D.Hershey, PA 170331669565982
- Valerie Brown, M.D.Hershey, PA 170331790705861
- Sinisa Dovat, MDHershey, PA 170331164499521
- Mary Lynn Fecile, M.D.Hershey, PA 170331275625949
- Andrew Freiberg, MDHershey, PA 170331881647626
- Sonali Lakshminarayanan, MDHershey, PA 170331649464611
- Lisa McGregor, MDHershey, PA 170331881697662
Common questions
What is Robert John Greiner, M.D.'s NPI number?
Robert John Greiner, M.D.'s National Provider Identifier (NPI) is 1477744258, issued on Aug 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Robert John Greiner, M.D. 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 Robert John Greiner, M.D.'s license?
NPPES lists Pennsylvania license number MD436460, 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.
What is Robert John Greiner, M.D.'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.