Dr. Marie Sharkey, MD

  • Cortez, CO
  • Gastroenterologist
NPI1225057615
Medicare services, 2023
364
Medicare patients, 2024
29
Part D claims, 2024
32
Hospital affiliations
1
Industry payments
$104
Practice address
1311 N Mildred Rd, Cortez, CO 81321
Practice phone
Call (252) 438-4143
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Maria Parham Health

Cortez, Colorado

See all 6 affiliations

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Dr. Marie Sharkey is a gastroenterologist in Cortez, Colorado

Dr. Sharkey practices at Maria Parham Health in Cortez, Colorado.

Dr. Sharkey's NPI, 1225057615, was assigned on July 18, 2006. Dr. Sharkey graduated from University of California, San Diego School of Medicine in 1980. Dr. Sharkey holds Virginia license 0101253095.

NPI and contact details
NPI enumeration date
July 18, 2006
NPI status
Active
Practice phone
(252) 438-4143
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
72
Medical school graduation
1980

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

Dr. Marie Sharkey practices at Maria Parham Health in Cortez, Colorado

Dr. Sharkey's primary practice is Maria Parham Health, at 1311 N Mildred Rd, Cortez, CO 81321 in Montezuma County. The practice phone is (252) 438-4143.

  • Maria Parham Health
    1311 N Mildred Rd, Cortez, CO 81321 · Montezuma CountyPhone(252) 438-4143

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

Dr. Marie Sharkey is affiliated with 2 sites of care and 4 medical groups

Dr. Sharkey's primary practice is Maria Parham Health in Cortez, Colorado. Dr. Sharkey is also affiliated with CommonSpirit - Mercy Hospital. The medical group on file is Cardiac & Thoracic Surgery Associates (CTSA). Dmand AI also links Dr. Sharkey to 3 more medical groups, each named with a free account.

See all 6 affiliations for Dr. Sharkey

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

Dmand AI tracks the EHR system at Dr. Marie Sharkey's practice

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

EHR by site
SiteEHR vendor and product
Maria Parham HealthAvailable with a free account
+1 more site and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marie Sharkey is one of 282 gastroenterologists in Colorado

Gastroenterology is Dr. Sharkey's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Sharkey's licenses on file in 3 states: Virginia, Colorado and Maine.

Specialties and state licenses

  • Gastroenterology, VirginiaPrimaryLicense 0101253095 · taxonomy 207RG0100X
  • Colorado licenseLicense CDR.0004145
  • Maine licenseLicense 015586

Gastroenterologists near Dr. Sharkey

Counts of gastroenterologists 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. Marie Sharkey billed Medicare for 364 services in 2023

CMS data shows 364 Medicare services from Dr. Sharkey across 10 procedure codes in 2023, for 29 Medicare patients. Medicare paid $37,555 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2023364
Medicare patients29
Paid by Medicare$37,555
Procedure codes10

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

  • 2022
  • 2023
Surgery
2022: 1312023: 18239%
Office and hospital visits
2022: 2182023: 18217%
Other services
2022: 132023: 0100%

Dr. Sharkey compared with the Colorado median for gastroenterologists, 2023

  • Dr. Sharkey
  • Colorado median
Medicare services
364vs 368Close to median
Medicare patients
29vs 25689% below
Part D claims
18vs 32194% below

Medians across 280 gastroenterologists in Colorado with Dmand AI profiles that report each measure.

Dr. Sharkey'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. Sharkey

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

Dr. Marie Sharkey treated 29 Medicare patients in 2024, average age 75

CMS counts 29 Medicare patients who saw Dr. Sharkey in 2024. The largest group is 65 to 74, with 13 patients. 62% of them have high blood pressure, and 55% have high cholesterol. Their average risk score is 0.99, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Sharkey's median patient age at 55, with 67% women.

Medicare patients, 202429
Average age75
Average risk score0.99

Dr. Sharkey's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Sharkey's Medicare patients by sex, 2024

  • Women1448%
  • Men1552%

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

  1. High blood pressure62%
  2. High cholesterol55%
  3. Arthritis38%

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

Dr. Sharkey's patients across all payers

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

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women67%
  • Men33%

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

Dr. Marie Sharkey wrote 32 Medicare Part D claims in 2024

In 2024, Dr. Sharkey wrote 32 Medicare Part D claims for 15 patients. 97% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $226 in total drug cost. In 2023, CMS named 18 claims across 1 drug.

Part D claims, 202432
Drugs named by CMS1
Total drug cost$226
Part D patients15

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

  • Generic31 claims97%
  • Brand-name and other1 claims3%

Dr. Sharkey'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: 182024: 18No change

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Sharkey

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. Marie Sharkey received $104 in industry payments from 2016 to 2021

CMS Open Payments shows 7 general payments to Dr. Sharkey from 6 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Ironwood Pharmaceuticals, Inc paid the most, $36.

General payments to Dr. Sharkey by program year, 2016 to 2021

Companies that paid Dr. Sharkey the most, 2016 to 2021

Share is of all general payments to this clinician.

See all payments to Dr. Sharkey

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

Dr. Marie Sharkey graduated from University of California, San Diego School of Medicine

Dr. Sharkey graduated from University of California, San Diego School of Medicine in 1980.

  1. Medical schoolUniversity of California, San Diego School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Marie Sharkey'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 Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
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. Marie Sharkey

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. Marie Sharkey's NPI number?

Dr. Marie Sharkey's NPI number is 1225057615. It was assigned on July 18, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Marie Sharkey?

Dr. Marie Sharkey is a gastroenterologist in Cortez, Colorado. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Marie Sharkey practice?

Dr. Sharkey practices at 1311 N Mildred Rd, Cortez, CO 81321. Dr. Sharkey's primary practice is Maria Parham Health in Cortez, Colorado. Dmand AI also links Dr. Sharkey to 3 medical groups.

What is Dr. Marie Sharkey's office phone number?

The practice phone on file for Dr. Sharkey is (252) 438-4143.

What is Dr. Marie Sharkey's medical license number?

Dr. Sharkey holds Virginia license 0101253095, one of the licenses on file in 3 states.

Which states has Dr. Marie Sharkey been licensed in?

Dmand AI has state licenses on file for Dr. Sharkey in Virginia, Colorado and Maine.

Which hospitals is Dr. Marie Sharkey affiliated with?

Dr. Sharkey is affiliated with CommonSpirit - Mercy Hospital.

What medical group is Dr. Marie Sharkey part of?

Dr. Sharkey is linked to Cardiac & Thoracic Surgery Associates (CTSA). Dmand AI links Dr. Sharkey to 3 more medical groups.

Does Dr. Marie Sharkey accept Medicare?

Yes. CMS data shows Dr. Sharkey billed Medicare for 364 services in 2023.

How many Medicare patients does Dr. Marie Sharkey see?

CMS counts 29 Medicare patients who saw Dr. Sharkey in 2024, with an average age of 75.

Show 5 more questionsShow fewer questions

What services does Dr. Marie Sharkey bill to Medicare?

In 2023, Dr. Sharkey's most billed Medicare services were surgery: digestive system (43239), hospital inpatient care (99232) and hospital inpatient care (99222).

Where did Dr. Marie Sharkey go to medical school?

Dr. Sharkey graduated from University of California, San Diego School of Medicine in 1980.

What drugs does Dr. Marie Sharkey prescribe most?

In 2024 Medicare Part D data, Dr. Sharkey's most prescribed drugs by claims were Omeprazole.

Has Dr. Marie Sharkey received payments from drug or device companies?

CMS Open Payments shows $104 in general payments to Dr. Sharkey from 6 companies from 2016 to 2021. The largest total came from Ironwood Pharmaceuticals, Inc.

How long has Dr. Marie Sharkey been practicing?

Dr. Sharkey graduated from medical school in 1980, 46 years ago.

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