Dr. James Hamilton Williams, MD
- Medicare services, 2024
- 521
- Medicare patients, 2024
- 294
- Part D claims, 2024
- 15
- MIPS score, 2024
- 79
- Hospital affiliations
- 2
- Practice address
- 111 Franklin Health Commons, Farmington, ME 04938
- Practice phone
- Call (207) 778-6031
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Williams' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. James Hamilton Williams is an emergency medicine physician in Farmington, Maine
Dr. Williams practices at MaineHealth Franklin Hospital in Farmington, Maine, part of MaineHealth.
Dr. Williams' NPI, 1518491307, was assigned on April 18, 2017. Dr. Williams holds Guam license M-2316.
- NPI
- 1518491307NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638597131
- NPI enumeration date
- April 18, 2017
- NPI status
- Active
- Practice phone
- (207) 778-6031
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. James Hamilton Williams practices at MaineHealth Franklin Hospital in Farmington, Maine
Dr. Williams' primary practice is MaineHealth Franklin Hospital, at 111 Franklin Health Commons, Farmington, ME 04938 in Franklin County. The practice phone is (207) 778-6031.
- MaineHealth Franklin Hospital111 Franklin Health Commons, Farmington, ME 04938 · Franklin CountyPhone(207) 778-6031
Source: Dmand AI Affiliation Data
Dr. James Hamilton Williams is affiliated with 2 sites of care and 2 medical groups
Dr. Williams' primary practice is MaineHealth Franklin Hospital in Farmington, Maine, part of MaineHealth. Dr. Williams is also affiliated with Guam Regional Medical City. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Williams to 1 more medical group, named with a free account. Dr. Williams' 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. James Hamilton Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MaineHealth Franklin Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across MaineHealth and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James Hamilton Williams is one of 410 emergency medicine physicians in Maine
Emergency medicine is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Williams' licenses on file in 2 states: Guam and California.
Specialties and state licenses
- Emergency medicine, GuamPrimary
- California license
Emergency medicine physicians near Dr. Williams
Counts of emergency medicine physicians 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. James Hamilton Williams billed Medicare for 521 services in 2024
CMS data shows 521 Medicare services from Dr. Williams across 5 procedure codes in 2024, for 294 Medicare patients. Medicare paid $33,006 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4122024: 34915%
- Tests and treatments
- 2023: 2152024: 17220%
Dr. Williams compared with the Maine median for emergency medicine physicians, 2024
- Dr. Williams
- Maine median
- Medicare services
- 521vs 1842.8 times
- Medicare patients
- 294vs 19551% above
- Part D claims
- 12vs 5879% below
Medians across 426 emergency medicine physicians in Maine with Dmand AI profiles that report each measure.
Dr. 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.
Need commercial claims for Dr. Williams?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williams and other emergency medicine physicians in Maine.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Hamilton Williams treated 294 Medicare patients in 2024, average age 71
CMS counts 294 Medicare patients who saw Dr. Williams in 2024. The largest group is 65 to 74, with 116 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.51, 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. Williams' median patient age at 54, with 48% women.
Dr. Williams' Medicare patients by age, 2024
Dr. Williams' Medicare patients by sex, 2024
- Women16355%
- Men13145%
Chronic conditions among Dr. Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes67%
- Chronic kidney disease52%
- Ischemic heart disease40%
- Heart failure39%
- Arthritis35%
- COPD29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Hamilton Williams wrote 15 Medicare Part D claims in 2024
In 2024, Dr. Williams wrote 15 Medicare Part D claims. 87% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $79 in total drug cost.
Dr. Williams' Part D claims by kind of drug, 2024
- Generic13 claims87%
- Brand-name and other2 claims13%
Dr. Williams' most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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. James Hamilton Williams scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Williams for performance year 2024, reported as part of a group.
Dr. Williams' MIPS scores, performance year 2024
- 79of 100Final score
- 78.8of 100Quality
- 40of 100Improvement Activities
- 62of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. James Hamilton 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) |
| Part D prescribing | Medicare 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 percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. James Hamilton 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 Dr. James Hamilton Williams' NPI number?
Dr. James Hamilton Williams' NPI number is 1518491307. It was assigned on April 18, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. James Hamilton Williams?
Dr. James Hamilton Williams is an emergency medicine physician in Farmington, Maine. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. James Hamilton Williams practice?
Dr. Williams practices at 111 Franklin Health Commons, Farmington, ME 04938. Dr. Williams' primary practice is MaineHealth Franklin Hospital in Farmington, Maine, part of MaineHealth. Dmand AI also links Dr. Williams to 1 medical group.
What is Dr. James Hamilton Williams' office phone number?
The practice phone on file for Dr. Williams is (207) 778-6031.
What is Dr. James Hamilton Williams' medical license number?
Dr. Williams holds Guam license M-2316, one of the licenses on file in 2 states.
Which states has Dr. James Hamilton Williams been licensed in?
Dmand AI has state licenses on file for Dr. Williams in Guam and California.
Which hospitals is Dr. James Hamilton Williams affiliated with?
Dr. Williams practices at MaineHealth Franklin Hospital in Farmington, Maine. Dr. Williams is also affiliated with Guam Regional Medical City.
What medical group is Dr. James Hamilton Williams part of?
Dr. Williams is linked to MaineHealth Primary Care - Family Medicine - Portland. Dmand AI links Dr. Williams to 1 more medical group.
Does Dr. James Hamilton Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 521 services in 2024.
What is Dr. James Hamilton Williams' MIPS score?
Dr. Williams' MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.
Show 4 more questionsShow fewer questions
How many Medicare patients does Dr. James Hamilton Williams see?
CMS counts 294 Medicare patients who saw Dr. Williams in 2024, with an average age of 71.
What services does Dr. James Hamilton Williams bill to Medicare?
In 2024, Dr. Williams' most billed Medicare services were emergency department visit (99284), heart test or procedure (93010) and emergency department visit (99285).
What drugs does Dr. James Hamilton Williams prescribe most?
In 2022 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Cephalexin.
How long has Dr. James Hamilton Williams been practicing?
Dr. Williams graduated from medical school in 2017, 9 years ago.
Selling to emergency medicine practices?
See emergency medicine physicians in Maine by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card