Dr. Mona D. Duncan, MD

  • Danville, PA
  • General surgeon
NPI1184627242PAC ID9638126675
Medicare services, 2024
108
Medicare patients, 2024
92
Part D claims, 2024
70
Hospital affiliations
3
Medical groups
2
Practice address
100 North Academy Avenue, Danville, PA 17822
Practice phone
Call (570) 271-6211
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Geisinger Medical Center

Hospital · Danville, Pennsylvania

See all 7 affiliations

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Dr. Mona D. Duncan is a general surgeon in Danville, Pennsylvania

Dr. Duncan practices at Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health.

Dr. Duncan's NPI, 1184627242, was assigned on May 23, 2005. Dr. Duncan graduated from JS Weill Medical College, Cornell University in 1998. Dr. Duncan holds Pennsylvania license MD442851.

NPI and contact details
Medicare PAC ID
9638126675
NPI enumeration date
May 23, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(570) 271-6211
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
54
Medical school graduation
1998

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Mona D. Duncan practices at Geisinger Medical Center in Danville, Pennsylvania

Dr. Duncan's primary practice is Geisinger Medical Center, at 100 North Academy Avenue, Danville, PA 17822 in Montour County. The practice phone is (570) 271-6211.

Source: Dmand AI Affiliation Data

Dr. Mona D. Duncan is affiliated with 5 sites of care and 2 medical groups

Dr. Duncan's primary practice is Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health. Dr. Duncan is also affiliated with Geisinger Lewistown Hospital. The medical group on file is Geisinger. Dmand AI also links Dr. Duncan to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Duncan

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Mona D. Duncan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duncan practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Geisinger Medical CenterAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mona D. Duncan is one of 1,398 general surgeons in Pennsylvania

Surgery is Dr. Duncan's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Duncan's licenses on file in 2 states: Pennsylvania and Maryland.

Specialties and state licenses

  • Surgery, PennsylvaniaPrimaryLicense MD442851 · taxonomy 208600000X
  • Maryland licenseLicense D0060169

General surgeons near Dr. Duncan

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

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

Dr. Mona D. Duncan billed Medicare for 108 services in 2024

CMS data shows 108 Medicare services from Dr. Duncan across 5 procedure codes in 2024, for 92 Medicare patients. Medicare paid $14,624 for them. Every service was in an office.

Medicare services, 2024108
Medicare patients92
Paid by Medicare$14,624
Procedure codes5

Dr. Duncan's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 682024: 7815%
Tests and treatments
2023: 02024: 15
Surgery
2023: 02024: 15

Dr. Duncan compared with the Pennsylvania median for general surgeons, 2024

  • Dr. Duncan
  • Pennsylvania median
Medicare services
108vs 15832% below
Medicare patients
92vs 12728% below
Part D claims
30vs 29Close to median

Medians across 1,213 general surgeons in Pennsylvania with Dmand AI profiles that report each measure.

Dr. Duncan's most billed Medicare procedure codes, 2024

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. Duncan

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

Dr. Mona D. Duncan treated 92 Medicare patients in 2024, average age 74

CMS counts 92 Medicare patients who saw Dr. Duncan in 2024. The largest group is 75 to 84, with 42 patients. 75% of them have cancer, and 72% have high cholesterol. Their average risk score is 1.13, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Duncan's median patient age at 73, with 99% women.

Medicare patients, 202492
Average age74
Average risk score1.13

Dr. Duncan's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Duncan's Medicare patients, 2024

  1. Cancer75%
  2. High cholesterol72%
  3. High blood pressure66%
  4. Arthritis39%
  5. Osteoporosis39%
  6. Chronic kidney disease33%
  7. Mood disorders30%
  8. Anxiety29%

Share of Medicare patients with each condition. A patient can have several.

Dr. Duncan'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

  • Women99%
  • Men1%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mona D. Duncan wrote 70 Medicare Part D claims in 2024

In 2024, Dr. Duncan wrote 70 Medicare Part D claims for 42 patients. 100% of them were for generic drugs. CMS names the drug for 30 of them, across 2 drugs with 11 or more claims each, at $110 in total drug cost. In 2023, CMS named 32 claims across 2 drugs.

Part D claims, 202470
Drugs named by CMS2
Total drug cost$110
Part D patients42

Dr. Duncan'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.

Drug classes CMS tracks in Dr. Duncan's Part D claims, 2024

  • Opioids37%26 of 70 claims
  • Antibiotics24%17 of 70 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 322024: 306%

Drugs named by CMS: 2 in 2024, 2 in 2023.

See all prescribing by Dr. Duncan

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

Dr. Mona D. Duncan ranks in the 73rd percentile for mastectomy in Medicare

Dr. Duncan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 16 procedures of mastectomy by Dr. Duncan, more than 73% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Duncan ranks in Medicare procedure volume

Mastectomy
73rd percentile16 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Mona D. Duncan graduated from JS Weill Medical College, Cornell University

Dr. Duncan graduated from JS Weill Medical College, Cornell University in 1998.

  1. Medical schoolJS Weill Medical College, Cornell University

Source: Dmand AI Professional Profile Data

Sources for Dr. Mona D. Duncan'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Mona D. Duncan

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. Mona D. Duncan's NPI number?

Dr. Mona D. Duncan's NPI number is 1184627242. It was assigned on May 23, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Mona D. Duncan?

Dr. Mona D. Duncan is a general surgeon in Danville, Pennsylvania. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Mona D. Duncan practice?

Dr. Duncan practices at 100 North Academy Avenue, Danville, PA 17822. Dr. Duncan's primary practice is Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health. Dmand AI also links Dr. Duncan to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. Mona D. Duncan's office phone number?

The practice phone on file for Dr. Duncan is (570) 271-6211.

What is Dr. Mona D. Duncan's medical license number?

Dr. Duncan holds Pennsylvania license MD442851, one of the licenses on file in 2 states.

Which states has Dr. Mona D. Duncan been licensed in?

Dmand AI has state licenses on file for Dr. Duncan in Pennsylvania and Maryland.

Which hospitals is Dr. Mona D. Duncan affiliated with?

Dr. Duncan practices at Geisinger Medical Center in Danville, Pennsylvania. Dr. Duncan is also affiliated with Geisinger Lewistown Hospital. Dmand AI links Dr. Duncan to 1 more hospital.

What medical group is Dr. Mona D. Duncan part of?

Dr. Duncan is linked to Geisinger. Dmand AI links Dr. Duncan to 1 more medical group.

Does Dr. Mona D. Duncan accept Medicare?

Yes. CMS data shows Dr. Duncan billed Medicare for 108 services in 2024, and Dr. Duncan accepts Medicare assignment.

How many Medicare patients does Dr. Mona D. Duncan see?

CMS counts 92 Medicare patients who saw Dr. Duncan in 2024, with an average age of 74.

Show 4 more questionsShow fewer questions

What services does Dr. Mona D. Duncan bill to Medicare?

In 2024, Dr. Duncan's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: skin and soft tissue (19301).

Where did Dr. Mona D. Duncan go to medical school?

Dr. Duncan graduated from JS Weill Medical College, Cornell University in 1998.

What drugs does Dr. Mona D. Duncan prescribe most?

In 2024 Medicare Part D data, Dr. Duncan's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Cephalexin.

How long has Dr. Mona D. Duncan been practicing?

Dr. Duncan graduated from medical school in 1998, 28 years ago.

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