Nathan W. Williams
- Medicare services, 2024
- 121
- Medicare patients, 2024
- 185
- Hospital affiliations
- 1
- Industry payments
- $736
- Medical groups
- 3
- Practice address
- 2635 N 7th St, Grand Junction, CO 81501
- Practice phone
- Call (970) 298-2260
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Nathan W. Williams is an anesthesiologist in Grand Junction, Colorado
Nathan Williams practices at St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health.
Nathan Williams' NPI, 1346377355, was assigned on February 27, 2007. Nathan Williams graduated from University of Colorado School of Medicine, Denver in 2004. Nathan Williams holds Colorado license 42424.
- NPI
- 1346377355NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527048628
- NPI enumeration date
- February 27, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (970) 298-2260
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nathan W. Williams practices at St. Mary's Regional Hospital in Grand Junction, Colorado
Nathan Williams' primary practice is St. Mary's Regional Hospital, at 2635 N 7th St, Grand Junction, CO 81501 in Mesa County. The practice phone is (970) 298-2260.
- St. Mary's Regional Hospital2635 N 7th St, Grand Junction, CO 81501 · Mesa CountyPhone(970) 298-2260
Source: Dmand AI Affiliation Data
Nathan W. Williams is affiliated with 1 site of care and 3 medical groups
Nathan Williams' primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. The medical group on file is Grand Junction Palliative Care. Dmand AI also links Nathan Williams to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Nathan W. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nathan Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Mary's Regional Hospital | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Nathan W. Williams is one of 1,032 anesthesiologists in Colorado
Anesthesiology is Nathan Williams' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Nathan Williams is licensed in Colorado.
Specialties and state licenses
- Anesthesiology, ColoradoPrimary
Anesthesiologists near Nathan Williams
Counts of anesthesiologists 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
Nathan W. Williams billed Medicare for 121 services in 2024
CMS data shows 121 Medicare services from Nathan Williams across 6 procedure codes in 2024, for 185 Medicare patients. Medicare paid $12,093 for them. Every service was in a facility, such as a hospital, rather than an office.
Nathan Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 552024: 542%
- Tests and treatments
- 2023: 302024: 3413%
- Anesthesia
- 2023: 342024: 333%
Nathan Williams compared with the Colorado median for anesthesiologists, 2024
- Nathan Williams
- Colorado median
- Medicare services
- 121vs 532.3 times
- Medicare patients
- 185vs 12647% above
Medians across 977 anesthesiologists in Colorado with Dmand AI profiles that report each measure.
Nathan Williams' 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 Nathan Williams and other anesthesiologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Nathan W. Williams treated 185 Medicare patients in 2024, average age 75
CMS counts 185 Medicare patients who saw Nathan Williams in 2024. The largest group is 75 to 84, with 80 patients. 75% of them have high blood pressure, and 62% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nathan Williams' median patient age at 74, with 55% women.
Nathan Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Nathan Williams' Medicare patients by sex, 2024
- Women8043%
- Men10557%
Chronic conditions among Nathan Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol62%
- Arthritis51%
- Atrial fibrillation41%
- Ischemic heart disease39%
- Heart failure33%
- Mood disorders30%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Nathan Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women55%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Nathan W. Williams takes part in Medicare
Nathan Williams 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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Nathan W. Williams received $736 in industry payments from 2016 to 2024
CMS Open Payments shows 23 general payments to Nathan Williams from 6 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $263.
General payments to Nathan Williams by program year, 2016 to 2024
Companies that paid Nathan Williams the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Nathan W. Williams graduated from University of Colorado School of Medicine, Denver
Nathan Williams graduated from University of Colorado School of Medicine, Denver in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Nathan W. Williams'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) |
| 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 Nathan W. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nathan W. Williams' NPI number?
Nathan W. Williams' NPI number is 1346377355. It was assigned on February 27, 2007, and it is active in the NPI Registry.
What does Nathan W. Williams specialize in?
Nathan W. Williams is an anesthesiologist in Grand Junction, Colorado. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Nathan W. Williams practice?
Nathan Williams practices at 2635 N 7th St, Grand Junction, CO 81501. Nathan Williams' primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. Dmand AI also links Nathan Williams to 2 medical groups.
What is Nathan W. Williams' office phone number?
The practice phone on file for Nathan Williams is (970) 298-2260.
What is Nathan W. Williams' medical license number?
Nathan Williams holds Colorado license 42424.
Which hospitals is Nathan W. Williams affiliated with?
Nathan Williams practices at St. Mary's Regional Hospital in Grand Junction, Colorado.
What medical group is Nathan W. Williams part of?
Nathan Williams is linked to Grand Junction Palliative Care. Dmand AI links Nathan Williams to 2 more medical groups.
Does Nathan W. Williams accept Medicare?
Yes. CMS data shows Nathan Williams billed Medicare for 121 services in 2024, and Nathan Williams accepts Medicare assignment.
How many Medicare patients does Nathan W. Williams see?
CMS counts 185 Medicare patients who saw Nathan Williams in 2024, with an average age of 75.
What services does Nathan W. Williams bill to Medicare?
In 2024, Nathan Williams' most billed Medicare services were surgery: heart and blood vessels (36620), anesthesia (00731) and heart test or procedure (93312).
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Where did Nathan W. Williams go to medical school?
Nathan Williams graduated from University of Colorado School of Medicine, Denver in 2004.
Has Nathan W. Williams received payments from drug or device companies?
CMS Open Payments shows $736 in general payments to Nathan Williams from 6 companies from 2016 to 2024. The largest total came from Edwards Lifesciences Corporation.
How long has Nathan W. Williams been practicing?
Nathan Williams graduated from medical school in 2004, 22 years ago.
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