Dr. Robert C. Harmon, MD, PhD

  • Montrose, CO
  • Gastroenterologist
NPI1669684643PAC ID8527236009
Medicare services, 2024
2,340
Medicare patients, 2024
444
Part D claims, 2024
469
Publications
1
Hospital affiliations
2
Practice address
800 S 3rd St, Montrose, CO 81401
Practice phone
Call (970) 249-2211
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Montrose Regional Health

Hospital · Montrose, Colorado

See all 14 affiliations

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Dr. Robert C. Harmon is a gastroenterologist in Montrose, Colorado

Dr. Harmon practices at Montrose Regional Health in Montrose, Colorado, part of Montrose Regional Health.

Dr. Harmon's NPI, 1669684643, was assigned on May 4, 2007. Dr. Harmon graduated from JC Edwards School of Medicine, Marshall University in 2005. Dr. Harmon holds Colorado license DR.0054570.

NPI and contact details
Medicare PAC ID
8527236009
NPI enumeration date
May 4, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(970) 249-2211
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
47
Medical school graduation
2005

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

Dr. Robert C. Harmon practices at Montrose Regional Health in Montrose, Colorado

Dr. Harmon's primary practice is Montrose Regional Health, at 800 S 3rd St, Montrose, CO 81401 in Montrose County. The practice phone is (970) 249-2211.

Source: Dmand AI Affiliation Data

Dr. Robert C. Harmon is affiliated with 7 sites of care and 7 medical groups

Dr. Harmon's primary practice is Montrose Regional Health in Montrose, Colorado, part of Montrose Regional Health. Dr. Harmon is also affiliated with CommonSpirit - Mercy Hospital. The medical group on file is Montrose Regional Health. Dmand AI also links Dr. Harmon to 6 more medical groups, 4 group practices and clinics and 1 hospital outpatient department, each named with a free account.

See all 14 affiliations for Dr. Harmon

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

Dmand AI tracks the EHR system at Dr. Robert C. Harmon's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harmon practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Montrose Regional HealthAvailable with a free account
+6 more sites and 6 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Harmon practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Montrose Regional Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Robert C. Harmon is one of 282 gastroenterologists in Colorado

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

Specialties and state licenses

  • Gastroenterology, ColoradoPrimaryLicense DR.0054570 · taxonomy 207RG0100X
  • Hepatology, VirginiaLicense 0116017619 · taxonomy 207RI0008X
  • Internal medicine, West VirginiaLicense 23219 · taxonomy 207R00000X

Gastroenterologists near Dr. Harmon

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. Robert C. Harmon billed Medicare for 2,340 services in 2024

CMS data shows 2,340 Medicare services from Dr. Harmon across 27 procedure codes in 2024, for 444 Medicare patients. Medicare paid $202,547 for them.

Medicare services, 20242,340
Medicare patients444
Paid by Medicare$202,547
Procedure codes27

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

  • 2023
  • 2024
Surgery
2023: 9602024: 1,06111%
Office and hospital visits
2023: 4762024: 1,007112%
Imaging
2023: 2372024: 27215%

Where Dr. Harmon's Medicare services took place, 2024

  • In an office95341%
  • In a facility1,38759%

Dr. Harmon compared with the Colorado median for gastroenterologists, 2024

  • Dr. Harmon
  • Colorado median
Medicare services
2,340vs 3686.4 times
Medicare patients
444vs 25673% above
Part D claims
408vs 32127% above

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

Dr. Harmon'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. Harmon

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

Dr. Robert C. Harmon treated 444 Medicare patients in 2024, average age 74

CMS counts 444 Medicare patients who saw Dr. Harmon in 2024. The largest group is 65 to 74, with 193 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.60, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Harmon's median patient age at 65, with 54% women.

Medicare patients, 2024444
Average age74
Average risk score1.60
Also on Medicaid10%

Dr. Harmon's Medicare patients by age, 2024

Dr. Harmon's Medicare patients by sex, 2024

  • Women23854%
  • Men20646%

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

  1. High cholesterol75%
  2. High blood pressure74%
  3. Arthritis45%
  4. Diabetes34%
  5. Mood disorders31%
  6. Ischemic heart disease30%
  7. Chronic kidney disease28%
  8. Depression28%

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

Dr. Harmon's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women54%
  • Men45%

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

Dr. Robert C. Harmon wrote 469 Medicare Part D claims in 2024

In 2024, Dr. Harmon wrote 469 Medicare Part D claims for 195 patients. 77% of them were for generic drugs. CMS names the drug for 408 of them, across 9 drugs with 11 or more claims each, at $271,696 in total drug cost. In 2023, CMS named 402 claims across 8 drugs.

Part D claims, 2024469
Drugs named by CMS9
Total drug cost$271,696
Part D patients195

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

  • Generic361 claims77%
  • Brand-name108 claims23%

Dr. Harmon'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. Harmon's Part D claims, 2024

  • Antibiotics10%48 of 469 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: 4022024: 4081%

Drugs named by CMS: 9 in 2024, 8 in 2023.

See all prescribing by Dr. Harmon

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. Robert C. Harmon ranks in the 95th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare

Dr. Harmon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Harmon as offering telehealth. CMS counts 290 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Harmon, more than 95% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Harmon ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
95th percentile290 procedures
Colonoscopy
78th percentile93 procedures

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

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

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Dr. Robert C. Harmon has 1 publication on record

Dmand AI links 1 paper to Dr. Harmon in 2024. Dr. Harmon's most frequent co-author is Nikhil Madhuripan, MD.

Papers1

Dr. Harmon's most frequent co-authors

Recent publications by Dr. Harmon

See all 1 publications and co-authors

See who Dr. Harmon researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Harmon works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Robert C. Harmon received $1,422 in industry payments from 2016 to 2025

CMS Open Payments shows 58 general payments to Dr. Harmon from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $469.

General payments to Dr. Harmon by program year, 2016 to 2025

Companies that paid Dr. Harmon the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Harmon

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

Dr. Robert C. Harmon graduated from JC Edwards School of Medicine, Marshall University

Dr. Harmon graduated from JC Edwards School of Medicine, Marshall University in 2005.

  1. Medical schoolJC Edwards School of Medicine, Marshall University

Source: Dmand AI Professional Profile Data

Sources for Dr. Robert C. Harmon'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Robert C. Harmon

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. Robert C. Harmon's NPI number?

Dr. Robert C. Harmon's NPI number is 1669684643. It was assigned on May 4, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert C. Harmon?

Dr. Robert C. Harmon is a gastroenterologist in Montrose, Colorado. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Robert C. Harmon practice?

Dr. Harmon practices at 800 S 3rd St, Montrose, CO 81401. Dr. Harmon's primary practice is Montrose Regional Health in Montrose, Colorado, part of Montrose Regional Health. Dmand AI also links Dr. Harmon to 6 medical groups, 4 group practices and clinics and 1 hospital outpatient department.

What is Dr. Robert C. Harmon's office phone number?

The practice phone on file for Dr. Harmon is (970) 249-2211.

What is Dr. Robert C. Harmon's medical license number?

Dr. Harmon holds Colorado license DR.0054570, one of the licenses on file in 3 states.

Which states has Dr. Robert C. Harmon been licensed in?

Dmand AI has state licenses on file for Dr. Harmon in Colorado, Virginia and West Virginia.

Which hospitals is Dr. Robert C. Harmon affiliated with?

Dr. Harmon practices at Montrose Regional Health in Montrose, Colorado. Dr. Harmon is also affiliated with CommonSpirit - Mercy Hospital.

What medical group is Dr. Robert C. Harmon part of?

Dr. Harmon is linked to Montrose Regional Health. Dmand AI links Dr. Harmon to 6 more medical groups.

Does Dr. Robert C. Harmon accept Medicare?

Yes. CMS data shows Dr. Harmon billed Medicare for 2,340 services in 2024, and Dr. Harmon accepts Medicare assignment.

Does Dr. Robert C. Harmon offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Harmon as offering telehealth services.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Robert C. Harmon see?

CMS counts 444 Medicare patients who saw Dr. Harmon in 2024, with an average age of 74.

What services does Dr. Robert C. Harmon bill to Medicare?

In 2024, Dr. Harmon's most billed Medicare services were care management and other visits (99439), care management and other visits (99490) and surgery: digestive system (43264).

Where did Dr. Robert C. Harmon go to medical school?

Dr. Harmon graduated from JC Edwards School of Medicine, Marshall University in 2005.

What drugs does Dr. Robert C. Harmon prescribe most?

In 2024 Medicare Part D data, Dr. Harmon's most prescribed drugs by claims were Ursodiol, Pantoprazole Sodium and Omeprazole.

Has Dr. Robert C. Harmon received payments from drug or device companies?

CMS Open Payments shows $1,422 in general payments to Dr. Harmon from 14 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Robert C. Harmon been practicing?

Dr. Harmon graduated from medical school in 2005, 21 years ago.

Does Dr. Robert C. Harmon do research?

Dmand AI links 1 publication to Dr. Harmon.

Who does Dr. Robert C. Harmon publish with?

Dr. Harmon's most frequent co-authors are Nikhil Madhuripan, MD (1 shared paper).

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