Sarah Carolyn Duncan, MD
Family Medicine Physician · Cecil, PA
Sarah Carolyn Duncan, MD is a family medicine physician with a practice address in Cecil, Pennsylvania, and NPI 1467411439, issued on Mar 20, 2006. Check the license (Pennsylvania MD417325, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Sarah Carolyn Duncan
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD417325 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3415 Millers Run RD, Cecil, PA 15321
- Phone
- (724) 873-7414
- Enumerated
- Mar 20, 2006
- Record last updated
- Jun 2, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (724) 873-7421
- Medicaid ID
- 0018199040005 PA
- Medicare enrollment
- Enrolled (PECOS I20080222000116); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 3415 Millers Run RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hannah Apfelbaum, MDFamily Medicine Physician1477247740
- Donald Faith, MDFamily Medicine Physician1063481257
- Mylaina Sherwood, M.D.Family Medicine Physician1427243245
Verify Sarah Carolyn Duncan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD417325Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% more Medicare Part D claims than the average family medicine physician in 2024
4,615 Medicare Part D claims for 344 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 119 claims were for opioids.
Most prescribed
- Atorvastatin Calcium225 claims
- Lisinopril222 claims
- Amlodipine Besylate152 claims
- Pantoprazole Sodium136 claims
- Levothyroxine Sodium135 claims
- Losartan Potassium115 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
- Upmc WashingtonCecil, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Carolyn Duncan among 7,483 family medicine physician records in Pennsylvania
Sarah Carolyn Duncan, MD is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1999 · median 2005 among the 4,529 with a school on file
- Record last updated2008 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in Pennsylvania
There are 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Hannah Apfelbaum, MDCecil, PA 153211477247740
- Donald Faith, MDCecil, PA 153211063481257
- Mylaina Sherwood, M.D.Cecil, PA 153211427243245
- Thomas WittmanCarmichaels, PA 153201821651647
- Frederick Landenwitsch, MDClaysville, PA 153231427001783
- Mark Mamros, M.D.Claysville, PA 153231245221829
- Elizabeth Oshnock, DOClaysville, PA 153231750527529
- Kristen Romesburg, DOClaysville, PA 153231467698225
Common questions
What is Sarah Carolyn Duncan, MD's NPI number?
Sarah Carolyn Duncan, MD's National Provider Identifier (NPI) is 1467411439, issued on Mar 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Carolyn Duncan, MD located?
The NPPES record lists a practice address at 3415 Millers Run RD, Cecil, PA, 15321. Phone: (724) 873-7414. Providers update this record themselves, so call before visiting.
How can I verify Sarah Carolyn Duncan, MD's license?
NPPES lists Pennsylvania license number MD417325, 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 Sarah Carolyn Duncan, MD prescribe under Medicare Part D?
In 2024, Sarah Carolyn Duncan, MD had 4,615 Medicare Part D claims for 344 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.