Dr. Charles Martin Watson, DO, PhD
- Medicare services, 2024
- 232
- Medicare patients, 2024
- 219
- Part D claims, 2021
- 22
- Hospital affiliations
- 4
- Industry payments
- $31
- Practice address
- 3010 15th Avenue South, Great Falls, MT 59405
- Practice phone
- Call (406) 216-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Watson's professional email, personal email and mobile number
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Dr. Charles Martin Watson is an internist in Great Falls, Montana
Dr. Watson practices at Great Falls Hospital in Great Falls, Montana, part of Surgery Partners.
Dr. Watson's NPI, 1124065792, was assigned on June 1, 2006. Dr. Watson graduated from University of New England, College of Osteo Medicine in 2003. Dr. Watson holds Montana license 13625.
- NPI
- 1124065792NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456532639
- NPI enumeration date
- June 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (406) 216-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Charles Martin Watson practices at Great Falls Hospital in Great Falls, Montana
Dr. Watson's primary practice is Great Falls Hospital, at 3010 15th Avenue South, Great Falls, MT 59405 in Cascade County. The practice phone is (406) 216-8000.
- Great Falls Hospital3010 15th Avenue South, Great Falls, MT 59405 · Cascade CountyPhone(406) 216-8000
Source: Dmand AI Affiliation Data
Dr. Charles Martin Watson is affiliated with 4 sites of care and 4 medical groups
Dr. Watson's primary practice is Great Falls Hospital in Great Falls, Montana, part of Surgery Partners. Dr. Watson is also affiliated with Benefis East Campus. The medical group on file is Great Falls Clinic Hospital. Dmand AI also links Dr. Watson to 2 more hospitals and 3 medical groups, each named with a free account. Dr. Watson's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles Martin Watson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Watson practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Great Falls Hospital | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Surgery Partners and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Charles Martin Watson is one of 311 internists in Montana
Internal medicine is Dr. Watson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Watson's licenses on file in 2 states: Montana and Washington.
Specialties and state licenses
- Internal medicine, MontanaPrimary
- Washington license
Internists near Dr. Watson
Counts of internists 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. Charles Martin Watson billed Medicare for 232 services in 2024
CMS data shows 232 Medicare services from Dr. Watson across 3 procedure codes in 2024, for 219 Medicare patients. Medicare paid $29,515 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Watson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1822024: 23227%
Dr. Watson compared with the Montana median for internists, 2024
- Dr. Watson
- Montana median
- Medicare services
- 232vs 47651% below
- Medicare patients
- 219vs 25313% below
- Part D claims
- 22vs 14385% below
Medians across 340 internists in Montana with Dmand AI profiles that report each measure.
Dr. Watson'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Watson and other internists in Montana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles Martin Watson treated 219 Medicare patients in 2024, average age 76
CMS counts 219 Medicare patients who saw Dr. Watson in 2024. The largest group is 75 to 84, with 89 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.73, 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. Watson's median patient age at 71, with 51% women.
Dr. Watson's Medicare patients by age, 2024
Dr. Watson's Medicare patients by sex, 2024
- Women11653%
- Men10347%
Chronic conditions among Dr. Watson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis51%
- Ischemic heart disease45%
- Diabetes41%
- Heart failure39%
- COPD37%
- Mood disorders36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Watson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles Martin Watson wrote 22 Medicare Part D claims in 2021
In 2021, Dr. Watson wrote 22 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $139 in total drug cost. In 2020, CMS named 68 claims across 5 drugs.
Dr. Watson's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 682021: 2268%
Drugs named by CMS: 2 in 2021, 5 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Charles Martin Watson takes part in Medicare
Dr. Watson 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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Dr. Charles Martin Watson received $31 in industry payments in 2021
CMS Open Payments shows 2 general payments to Dr. Watson from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $31.
Companies that paid Dr. Watson the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Charles Martin Watson graduated from University of New England, College of Osteo Medicine
Dr. Watson graduated from University of New England, College of Osteo Medicine in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Charles Martin Watson's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Charles Martin Watson
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. Charles Martin Watson's NPI number?
Dr. Charles Martin Watson's NPI number is 1124065792. It was assigned on June 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles Martin Watson?
Dr. Charles Martin Watson is an internist in Great Falls, Montana. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Charles Martin Watson practice?
Dr. Watson practices at 3010 15th Avenue South, Great Falls, MT 59405. Dr. Watson's primary practice is Great Falls Hospital in Great Falls, Montana, part of Surgery Partners. Dmand AI also links Dr. Watson to 2 hospitals and 3 medical groups.
What is Dr. Charles Martin Watson's office phone number?
The practice phone on file for Dr. Watson is (406) 216-8000.
What is Dr. Charles Martin Watson's medical license number?
Dr. Watson holds Montana license 13625, one of the licenses on file in 2 states.
Which states has Dr. Charles Martin Watson been licensed in?
Dmand AI has state licenses on file for Dr. Watson in Montana and Washington.
Which hospitals is Dr. Charles Martin Watson affiliated with?
Dr. Watson practices at Great Falls Hospital in Great Falls, Montana. Dr. Watson is also affiliated with Benefis East Campus. Dmand AI links Dr. Watson to 2 more hospitals.
What medical group is Dr. Charles Martin Watson part of?
Dr. Watson is linked to Great Falls Clinic Hospital. Dmand AI links Dr. Watson to 3 more medical groups.
Does Dr. Charles Martin Watson accept Medicare?
Yes. CMS data shows Dr. Watson billed Medicare for 232 services in 2024, and Dr. Watson accepts Medicare assignment.
How many Medicare patients does Dr. Charles Martin Watson see?
CMS counts 219 Medicare patients who saw Dr. Watson in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Charles Martin Watson bill to Medicare?
In 2024, Dr. Watson's most billed Medicare services were hospital inpatient care (99223), care management and other visits (99497) and hospital inpatient care (99222).
Where did Dr. Charles Martin Watson go to medical school?
Dr. Watson graduated from University of New England, College of Osteo Medicine in 2003.
What drugs does Dr. Charles Martin Watson prescribe most?
In 2021 Medicare Part D data, Dr. Watson's most prescribed drugs by claims were Cefdinir and Metoprolol Tartrate.
Has Dr. Charles Martin Watson received payments from drug or device companies?
CMS Open Payments shows $31 in general payments to Dr. Watson from 1 company from 2021 to 2021. The largest total came from Novo Nordisk Inc.
How long has Dr. Charles Martin Watson been practicing?
Dr. Watson graduated from medical school in 2003, 23 years ago.
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