Mary Courtney Capstack, PA

  • Harrisonburg, VA
  • Physician assistant
NPI1508258013PAC ID8426376716
Medicare patients, 2024
271
Part D claims, 2024
1,498
Hospital affiliations
2
Industry payments
$339
Medical groups
3
Practice address
1871 Evelyn Byrd Ave, Harrisonburg, VA 22801
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sentara Evelyn Byrd Health Center - HOPD

Acute Care Hospital outpatient department · Harrisonburg, Virginia

See all 7 affiliations

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Mary Courtney Capstack is a physician assistant in Harrisonburg, Virginia

Mary Capstack practices at Sentara Evelyn Byrd Health Center - HOPD in Harrisonburg, Virginia.

Mary Capstack's NPI, 1508258013, was assigned on February 21, 2015. Mary Capstack holds Virginia license 0110004868.

NPI and contact details
Medicare PAC ID
8426376716
NPI enumeration date
February 21, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
38
Medical school graduation
2014

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

Mary Courtney Capstack practices at Sentara Evelyn Byrd Health Center - HOPD in Harrisonburg, Virginia

Mary Capstack's primary practice is Sentara Evelyn Byrd Health Center - HOPD, at 1871 Evelyn Byrd Ave, Harrisonburg, VA 22801.

  • Sentara Evelyn Byrd Health Center - HOPD
    1871 Evelyn Byrd Ave, Harrisonburg, VA 22801

Source: Dmand AI Affiliation Data

Mary Courtney Capstack is affiliated with 4 sites of care and 3 medical groups

Mary Capstack's primary practice is Sentara Evelyn Byrd Health Center - HOPD in Harrisonburg, Virginia. Mary Capstack is also affiliated with Sentara RMH Medical Center. The medical group on file is Sentara RMH Medical Group. Dmand AI also links Mary Capstack to 1 more hospital, 2 medical groups and 1 group practice or clinic, each named with a free account. Mary Capstack's employer is on file too: a hospital.

See all 7 affiliations for Mary Capstack

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Mary Courtney Capstack's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mary Capstack practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sentara Evelyn Byrd Health Center - HOPDAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Mary Courtney Capstack is one of 3,636 physician assistants in Virginia

Physician assistant is Mary Capstack's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Mary Capstack is licensed in Virginia.

Specialties and state licenses

  • Physician assistant, VirginiaPrimaryLicense 0110004868 · taxonomy 363A00000X

Physician assistants near Mary Capstack

Counts of physician assistants 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

Mary Courtney Capstack treated 271 Medicare patients in 2024, average age 74

CMS counts 271 Medicare patients who saw Mary Capstack in 2024. The largest group is 75 to 84, with 115 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Mary Capstack's median patient age at 67, with 62% women.

Medicare patients, 2024271
Average age74
Average risk score1.29
Also on Medicaid10%

Mary Capstack's Medicare patients by age, 2024

Mary Capstack's Medicare patients by sex, 2024

  • Women18167%
  • Men9033%

Chronic conditions among Mary Capstack's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol73%
  3. Arthritis56%
  4. Diabetes37%
  5. Anxiety29%
  6. Mood disorders29%
  7. Depression26%
  8. Chronic kidney disease25%

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

Mary Capstack's patients across all payers

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

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women62%
  • Men38%

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

Mary Courtney Capstack wrote 1,498 Medicare Part D claims in 2024

In 2024, Mary Capstack wrote 1,498 Medicare Part D claims for 470 patients. 80% of them were for generic drugs.

Part D claims, 20241,498
Part D patients470

Mary Capstack's Part D claims by kind of drug, 2024

  • Generic1,192 claims80%
  • Brand-name306 claims20%

Drug classes CMS tracks in Mary Capstack's Part D claims, 2024

  • Antibiotics1%20 of 1,498 claims

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

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Mary Courtney Capstack takes part in Medicare

Mary Capstack accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Mary Courtney Capstack received $339 in industry payments in 2025

CMS Open Payments shows 17 general payments to Mary Capstack from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $84.

Companies that paid Mary Capstack the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Mary Capstack

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

Sources for Mary Courtney Capstack'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 Data
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 (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Mary Courtney Capstack

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

What is Mary Courtney Capstack's NPI number?

Mary Courtney Capstack's NPI number is 1508258013. It was assigned on February 21, 2015, and it is active in the NPI Registry.

What does Mary Courtney Capstack specialize in?

Mary Courtney Capstack is a physician assistant in Harrisonburg, Virginia. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Mary Courtney Capstack practice?

Mary Capstack practices at 1871 Evelyn Byrd Ave, Harrisonburg, VA 22801. Mary Capstack's primary practice is Sentara Evelyn Byrd Health Center - HOPD in Harrisonburg, Virginia. Dmand AI also links Mary Capstack to 1 hospital, 2 medical groups and 1 group practice or clinic.

What is Mary Courtney Capstack's medical license number?

Mary Capstack holds Virginia license 0110004868.

Which hospitals is Mary Courtney Capstack affiliated with?

Mary Capstack is affiliated with Sentara RMH Medical Center. Dmand AI links Mary Capstack to 1 more hospital.

What medical group is Mary Courtney Capstack part of?

Mary Capstack is linked to Sentara RMH Medical Group. Dmand AI links Mary Capstack to 2 more medical groups.

Does Mary Courtney Capstack accept Medicare?

Yes. CMS lists Mary Capstack as accepting Medicare assignment.

How many Medicare patients does Mary Courtney Capstack see?

CMS counts 271 Medicare patients who saw Mary Capstack in 2024, with an average age of 74.

Has Mary Courtney Capstack received payments from drug or device companies?

CMS Open Payments shows $339 in general payments to Mary Capstack from 6 companies from 2025 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Mary Courtney Capstack been practicing?

Mary Capstack graduated from medical school in 2014, 12 years ago.

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