Oleg Grapp, M.D.
Internal Medicine Physician · Paoli, PA
Oleg Grapp, M.D. is an internal medicine physician with a practice address in Paoli, Pennsylvania, and NPI 1063851103, issued on Jun 21, 2013. Check the license (Pennsylvania MD455986, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Oleg Grapp
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD455986 PA
MD211376 OR
54131 TN
Self-reported in NPPES; status is on the state search - Practice location
- 255 W Lancaster Ave, Paoli, PA 19301
- Phone
- (484) 565-1510
- Enumerated
- Jun 21, 2013
- Record last updated
- Aug 7, 2024
- Medicaid ID
- 103323714 PA
- Medicare enrollment
- Enrolled (PECOS I20160205000056); accepts Medicare assignment
- Medical or professional school
- Drexel University College Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 255 W Lancaster Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristie Adamo, RN, CRNA, MSNCertified Registered Nurse Anesthetist1861413288
- Robin Alsher, MDInternal Medicine Physician1578140752
- Analisa Ambrosi, PA-CPhysician Assistant1306198445
- Ganiyu Amusa, M.D.Anesthesiology Physician1649537788
- Jennifer Armstrong, MDMedical Oncology Physician1588624472
Verify Oleg Grapp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD455986Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average internal medicine physician in 2024
523 Medicare Part D claims for 231 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 34 claims were for opioids.
Most prescribed
- Prednisone42 claims
- Furosemide28 claims
- Amoxicillin-Clavulanate Potass25 claims
- Eliquis22 claims
- Oxycodone Hcl21 claims
- Amlodipine Besylate18 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: $244.82
4 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Main Line HealthcarePaoli, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Oleg Grapp among 7,300 internal medicine physician records in Pennsylvania
Oleg Grapp, M.D. is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 57% of them.
- NPI issued2013 · 57% of these records are older, 40% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2013 · median 2008 among the 4,208 with a school on file
- Record last updated2024 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 internal medicine physician records list a practice address in Paoli
They are 40 of the 902 NPPES records with a practice address in Paoli, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Paoli → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Peter Blackstone, D.O.Paoli, PA 193011053391854
- Martamarie Byron, MDPaoli, PA 193011891768669
- Jill Cohen, DOPaoli, PA 193011962479576
- Damian Cornacchia, D.O.Paoli, PA 193011417936550
- William Greer, M.D.Paoli, PA 193011598722472
- Victoriya Hageney, M.D.Paoli, PA 193011679576144
- Ralph Lanza, MDPaoli, PA 193011285601039
- Mark Levy, MDPaoli, PA 193011194765297
Common questions
What is Oleg Grapp, M.D.'s NPI number?
Oleg Grapp, M.D.'s National Provider Identifier (NPI) is 1063851103, issued on Jun 21, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Oleg Grapp, M.D. located?
The NPPES record lists a practice address at 255 W Lancaster Ave, Paoli, PA, 19301. Phone: (484) 565-1510. Providers update this record themselves, so call before visiting.
How can I verify Oleg Grapp, M.D.'s license?
NPPES lists Pennsylvania license number MD455986, 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 Oleg Grapp, M.D. prescribe under Medicare Part D?
In 2024, Oleg Grapp, M.D. had 523 Medicare Part D claims for 231 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.