Marissa Elan Chesney, M.D.
Internal Medicine Physician · Red Lion, PA
Marissa Elan Chesney, M.D. is an internal medicine physician with a practice address in Red Lion, Pennsylvania, and NPI 1831332303, issued on Apr 14, 2009. Check the license (Pennsylvania MD463699, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Marissa Elan Chesney
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD463699 PA
206426 LA
Self-reported in NPPES; status is on the state search - Practice location
- 3065 Windsor RD, Red Lion, PA 17356
- Phone
- (717) 851-1700
- Enumerated
- Apr 14, 2009
- Record last updated
- Jun 7, 2022
- Fax
- (717) 715-1302
- Medicare enrollment
- Enrolled (PECOS I20180420000361); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 3065 Windsor RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Taysir Al Janabi, DO, MPHInternal Medicine Physician1497431589
- Sara Azam, M.D.Internal Medicine Physician1811440050
- Tara Burgon, CRNPFamily Nurse Practitioner1962787416
- Charles Chodroff, MDInternal Medicine Physician1467480848
- Daniel Fleischman, DPTPhysical Therapist1801241039
- Robin Geiselman, CRNPFamily Nurse Practitioner1295545713
Verify Marissa Elan Chesney in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD463699Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.0 times the Medicare Part D claims of the average internal medicine physician in 2024
12,859 Medicare Part D claims for 1,013 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 327 claims were for opioids.
Most prescribed
- Atorvastatin Calcium586 claims
- Lisinopril549 claims
- Amlodipine Besylate508 claims
- Levothyroxine Sodium508 claims
- Rosuvastatin Calcium386 claims
- Losartan Potassium363 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 one group practice
- Wellspan Medical GroupRed Lion, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
13 internal medicine physician records list a practice address in Red Lion
They are 13 of the 137 NPPES records with a practice address in Red Lion, and 7,300 internal medicine physician records in Pennsylvania.
All 13 in Red Lion → All 7,300 in Pennsylvania → Every provider in Red Lion →
Other internal medicine physician records in Pennsylvania
- Saira Aamir, MDYork, PA1184515686
- John Aaron, MDWest Grove, PA1427094531
- Todd Aaron, MDPhiladelphia, PA1457350522
- Joseph Abalos, M.D.Seneca, PA1215128434
- Mubasher Abbas, MDYork, PA1578978425
- Nicholas AbbottFarrell, PA1639525678
- Sara Abbruzzi, D.O.Philadelphia, PA1689686313
- Ahmad Abdalla, MDPhiladelphia, PA1730981127
- Tori Abdalla, DOPhiladelphia, PA1942091699
- Hany Abdel, D.O.Plymouth Meeting, PA1164467262
Common questions
What is Marissa Elan Chesney, M.D.'s NPI number?
Marissa Elan Chesney, M.D.'s National Provider Identifier (NPI) is 1831332303, issued on Apr 14, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Elan Chesney, M.D. located?
The NPPES record lists a practice address at 3065 Windsor RD, Red Lion, PA, 17356. Phone: (717) 851-1700. Providers update this record themselves, so call before visiting.
How can I verify Marissa Elan Chesney, M.D.'s license?
NPPES lists Pennsylvania license number MD463699, 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 Marissa Elan Chesney, M.D. prescribe under Medicare Part D?
In 2024, Marissa Elan Chesney, M.D. had 12,859 Medicare Part D claims for 1,013 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.