Dr. Nancy Ellen Prosser, MD

  • Bel Air, MD
  • General practice physician
NPI1801978465
Medicare services, 2023
532
Part D claims, 2024
252
Industry payments
$887
Affiliated sites
1
State license
1
Practice address
742 Joppa Farm Rd, Joppa, MD 21085
Practice phone
Call (410) 679-2020
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Nancy E Prosser M.D., PA

Physician office · Joppa, Maryland

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Dr. Nancy Ellen Prosser is a general practice physician in Bel Air, Maryland

Dr. Prosser practices at Nancy E Prosser M.D., PA in Joppa, Maryland.

Dr. Prosser's NPI, 1801978465, was assigned on October 20, 2006. Dr. Prosser graduated from University of Maryland School of Medicine in 1983. Dr. Prosser holds Maryland license D31093.

NPI and contact details
NPI enumeration date
October 20, 2006
NPI status
Active
Practice phone
(410) 679-2020
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
69
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Nancy Ellen Prosser practices in Joppa and Bel Air

Dr. Prosser's primary practice is Nancy E Prosser M.D., PA, at 742 Joppa Farm Rd, Joppa, MD 21085. The practice phone is (410) 679-2020. The NPI Registry lists Dr. Prosser's practice address as 500 Upper Chesapeake Dr, Bel Air, MD 21014.

  • Nancy E Prosser M.D., PAPrimary
    742 Joppa Farm Rd, Joppa, MD 21085Phone(410) 679-2020
  • NPI Registry address
    500 Upper Chesapeake Dr, Bel Air, MD 21014 · Harford CountyPhone(410) 679-2020

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data

Dr. Nancy Ellen Prosser is affiliated with 1 site of care

Dr. Prosser's primary practice is Nancy E Prosser M.D., PA in Joppa, Maryland.

Nancy E Prosser M.D., PAPhysician office · Joppa, MarylandPrimary

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Nancy Ellen Prosser's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Prosser practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Nancy E Prosser M.D., PAAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nancy Ellen Prosser is one of 154 general practice physicians in Maryland

General practice is Dr. Prosser's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Prosser is licensed in Maryland.

Specialties and state licenses

  • General practice, MarylandPrimaryLicense D31093 · taxonomy 208D00000X

General practice physicians near Dr. Prosser

Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.

154general practice physicians in Maryland
3general practice physicians in Bel Air

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Nancy Ellen Prosser billed Medicare for 532 services in 2023

CMS data shows 532 Medicare services from Dr. Prosser across 3 procedure codes in 2023. Medicare paid $21,214 for them. Every service was in an office.

Medicare services, 2023532
Paid by Medicare$21,214
Procedure codes3

Dr. Prosser's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 3402023: 3148%
Surgery
2022: 2612023: 21816%

Dr. Prosser compared with the Maryland median for general practice physicians, 2023

  • Dr. Prosser
  • Maryland median
Medicare services
532vs 38538% above
Part D claims
75vs 11233% below

Medians across 85 general practice physicians in Maryland with Dmand AI profiles that report each measure.

Dr. Prosser's most billed Medicare procedure codes, 2023

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Prosser

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Nancy Ellen Prosser's patients have a median age of 73

Across all payers, Dmand AI patient panel data puts Dr. Prosser's median patient age at 73, with 70% women.

Dr. Prosser's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women70%
  • Men26%

Source: Dmand AI Patient Panel Data

Dr. Nancy Ellen Prosser wrote 252 Medicare Part D claims in 2024

In 2024, Dr. Prosser wrote 252 Medicare Part D claims for 55 patients. 90% of them were for generic drugs. CMS names the drug for 75 of them, across 6 drugs with 11 or more claims each, at $925 in total drug cost. In 2023, CMS named 655 claims across 24 drugs.

Part D claims, 2024252
Drugs named by CMS6
Total drug cost$925
Part D patients55

Dr. Prosser's Part D claims by kind of drug, 2024

  • Generic228 claims90%
  • Brand-name and other24 claims10%

Dr. Prosser's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 6552024: 7589%

Drugs named by CMS: 6 in 2024, 24 in 2023.

See all prescribing by Dr. Prosser

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Dr. Nancy Ellen Prosser received $887 in industry payments from 2016 to 2023

CMS Open Payments shows 44 general payments to Dr. Prosser from 9 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $299.

General payments to Dr. Prosser by program year, 2016 to 2023

Companies that paid Dr. Prosser the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Prosser

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Nancy Ellen Prosser graduated from University of Maryland School of Medicine

Dr. Prosser graduated from University of Maryland School of Medicine in 1983.

  1. Medical schoolUniversity of Maryland School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Nancy Ellen Prosser's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Nancy Ellen Prosser

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Nancy Ellen Prosser's NPI number?

Dr. Nancy Ellen Prosser's NPI number is 1801978465. It was assigned on October 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Nancy Ellen Prosser?

Dr. Nancy Ellen Prosser is a general practice physician in Bel Air, Maryland. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).

Where does Dr. Nancy Ellen Prosser practice?

Dr. Prosser practices at 742 Joppa Farm Rd, Joppa, MD 21085. Dr. Prosser also practices at 500 Upper Chesapeake Dr, Bel Air, MD 21014. Dr. Prosser's primary practice is Nancy E Prosser M.D., PA in Joppa, Maryland.

What is Dr. Nancy Ellen Prosser's office phone number?

The practice phone on file for Dr. Prosser is (410) 679-2020.

What is Dr. Nancy Ellen Prosser's medical license number?

Dr. Prosser holds Maryland license D31093.

Does Dr. Nancy Ellen Prosser accept Medicare?

Yes. CMS data shows Dr. Prosser billed Medicare for 532 services in 2023.

What services does Dr. Nancy Ellen Prosser bill to Medicare?

In 2023, Dr. Prosser's most billed Medicare services were office visit, established patient (99213), surgery: heart and blood vessels (36415) and office visit, established patient (99214).

Where did Dr. Nancy Ellen Prosser go to medical school?

Dr. Prosser graduated from University of Maryland School of Medicine in 1983.

What drugs does Dr. Nancy Ellen Prosser prescribe most?

In 2024 Medicare Part D data, Dr. Prosser's most prescribed drugs by claims were Lisinopril, Fenofibrate and Amlodipine Besylate.

Has Dr. Nancy Ellen Prosser received payments from drug or device companies?

CMS Open Payments shows $887 in general payments to Dr. Prosser from 9 companies from 2016 to 2023. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Nancy Ellen Prosser been practicing?

Dr. Prosser graduated from medical school in 1983, 43 years ago.

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