Dr. Nathaniel W. James IV, MD
- Medicare services, 2018
- 76
- Part D claims, 2018
- 371
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1 Medical Center Dr, Biddeford, ME 04005
- Practice phone
- Call (207) 662-0111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Maine Medical Center
Biddeford, Maine
Find Dr. James' professional email, personal email and mobile number
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Dr. Nathaniel W. James IV is an internist in Biddeford, Maine
Dr. James practices at Maine Medical Center in Biddeford, Maine.
Dr. James' NPI, 1326118142, was assigned on November 9, 2006. Dr. James holds Maine license MD12268.
- NPI
- 1326118142NPI Registry (opens in a new tab)
- NPI enumeration date
- November 9, 2006
- NPI status
- Active
- Practice phone
- (207) 662-0111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Nathaniel W. James IV practices at Maine Medical Center in Biddeford, Maine
Dr. James' primary practice is Maine Medical Center, at 1 Medical Center Dr, Biddeford, ME 04005 in York County. The practice phone is (207) 662-0111.
- Maine Medical Center1 Medical Center Dr, Biddeford, ME 04005 · York CountyPhone(207) 662-0111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nathaniel W. James IV is affiliated with 1 site of care and 1 medical group
Dr. James' primary practice is Maine Medical Center in Biddeford, Maine. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Nathaniel W. James IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. James practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Maine Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nathaniel W. James IV is one of 572 internists in Maine
Internal medicine is Dr. James' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. James is licensed in Maine.
Specialties and state licenses
- Internal medicine, MainePrimary
Internists near Dr. James
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. Nathaniel W. James IV billed Medicare for 76 services in 2018
CMS data shows 76 Medicare services from Dr. James across 1 procedure code in 2018, all of them office visits. Medicare paid $1,972 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. James' Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 1372018: 7645%
Dr. James compared with the Maine median for internists, 2018
- Dr. James
- Maine median
- Medicare services
- 76vs 31476% below
- Part D claims
- 371vs 21176% above
Medians across 600 internists in Maine with Dmand AI profiles that report each measure.
Dr. James' most billed Medicare procedure codes, 2018
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. James and other internists in Maine.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathaniel W. James IV's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. James' median patient age at 70, with 38% women.
Dr. James' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women38%
- Men62%
Source: Dmand AI Patient Panel Data
Dr. Nathaniel W. James IV wrote 371 Medicare Part D claims in 2018
In 2018, Dr. James wrote 371 Medicare Part D claims. They cover 17 drugs, with $7,591 in total drug cost. In 2017, CMS named 600 claims across 22 drugs.
Dr. James' most prescribed drugs by claims, 2018
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, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 6002018: 37138%
Drugs named by CMS: 17 in 2018, 22 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Sources for Dr. Nathaniel W. James IV'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Nathaniel W. James IV
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. Nathaniel W. James IV's NPI number?
Dr. Nathaniel W. James IV's NPI number is 1326118142. It was assigned on November 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathaniel W. James IV?
Dr. Nathaniel W. James IV is an internist in Biddeford, Maine. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nathaniel W. James IV practice?
Dr. James practices at 1 Medical Center Dr, Biddeford, ME 04005. Dr. James' primary practice is Maine Medical Center in Biddeford, Maine.
What is Dr. Nathaniel W. James IV's office phone number?
The practice phone on file for Dr. James is (207) 662-0111.
What is Dr. Nathaniel W. James IV's medical license number?
Dr. James holds Maine license MD12268.
What medical group is Dr. Nathaniel W. James IV part of?
Dr. James is linked to MaineHealth Primary Care - Family Medicine - Portland.
Does Dr. Nathaniel W. James IV accept Medicare?
Yes. CMS data shows Dr. James billed Medicare for 76 services in 2018.
What services does Dr. Nathaniel W. James IV bill to Medicare?
In 2018, Dr. James' most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. Nathaniel W. James IV prescribe most?
In 2018 Medicare Part D data, Dr. James' most prescribed drugs by claims were Amlodipine Besylate, Hydrochlorothiazide and Atorvastatin Calcium.
How long has Dr. Nathaniel W. James IV been practicing?
Dr. James' NPI was assigned in 2006.
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