Thomas Charles Grana, D.O.
Internal Medicine Physician · Lancaster, PA
Thomas Charles Grana, D.O. is an internal medicine physician with a practice address in Lancaster, Pennsylvania, and NPI 1437247954, issued on Oct 10, 2006. Check the license (Pennsylvania OS016453, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Thomas Charles Grana
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OS016453 PA
Self-reported in NPPES; status is on the state search - Practice location
- 2110 Harrisburg Pike, Lancaster, PA 17601
- Phone
- (717) 544-3191
- Enumerated
- Oct 10, 2006
- Record last updated
- Apr 24, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (717) 544-3637
- Medicare enrollment
- Enrolled (PECOS I20130628000635); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 2006
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 2110 Harrisburg Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maria Calderon, MDInternal Medicine Physician1326152760
- Paul Conslato, M.D.Internal Medicine Physician1366431934
- Kathryn Couch, CRNPFamily Nurse Practitioner1437558962
- Viviana Hardy, M.D.Endocrinology, Diabetes & Metabolism Physician1093703803
- Alan Hay, MDOccupational Medicine Physician1649233248
Verify Thomas Charles Grana in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS016453Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% more Medicare Part D claims than the average internal medicine physician in 2024
5,945 Medicare Part D claims for 681 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 145 claims were for opioids.
Most prescribed
- Atorvastatin Calcium405 claims
- Amlodipine Besylate264 claims
- Levothyroxine Sodium253 claims
- Omeprazole218 claims
- Losartan Potassium211 claims
- Lisinopril205 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.
Bills Medicare through 2 group practices
- Lancaster General Medical GroupLancaster, PA
- Phoenix Rehabilitation And Health Services IncCranberry Township, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Charles Grana among 7,300 internal medicine physician records in Pennsylvania
Thomas Charles Grana, D.O. 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 64% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2006 · median 2008 among the 4,208 with a school on file
- Record last updated2014 · 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).
91 internal medicine physician records list a practice address in Lancaster
They are 91 of the 5,378 NPPES records with a practice address in Lancaster, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Lancaster → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sylvia Allwardt, MDLancaster, PA 176011609819580
- Jennie Barbieri, MDLancaster, PA 176011285836015
- Jarol Boan, M.D.Lancaster, PA 176011427007541
- Maria Calderon, MDLancaster, PA 176011326152760
- Paul Conslato, M.D.Lancaster, PA 176011366431934
- Elizabeth Ehrlich Chapman, DOLancaster, PA 176011528450483
- Marion George, MDLancaster, PA 176011205816295
- Joan Harrold, MDLancaster, PA 176011215935580
Common questions
What is Thomas Charles Grana, D.O.'s NPI number?
Thomas Charles Grana, D.O.'s National Provider Identifier (NPI) is 1437247954, issued on Oct 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Charles Grana, D.O. located?
The NPPES record lists a practice address at 2110 Harrisburg Pike, Lancaster, PA, 17601. Phone: (717) 544-3191. Providers update this record themselves, so call before visiting.
How can I verify Thomas Charles Grana, D.O.'s license?
NPPES lists Pennsylvania license number OS016453, 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 Thomas Charles Grana, D.O. prescribe under Medicare Part D?
In 2024, Thomas Charles Grana, D.O. had 5,945 Medicare Part D claims for 681 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.