2026 NPPES data Gerontology Nurse Practitioner NPI 1548747884 APRN
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WILLIAM JAMES, APRN

Gerontology Nurse Practitioner in LEXINGTON, Kentucky. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
MIPS score
100/100
▲ 17 pts above national avg 83.1 · [object Object]
What the federal data reveals: WILLIAM JAMES, APRN is a Gerontology Nurse Practitioner ([object Object]) practicing in LEXINGTON, Kentucky . Their CMS MIPS Final Score of 100/100 (national average: 83.1) reflects performance across Quality, Cost, Interoperability, and Improvement Activities .

What stands out: WILLIAM JAMES, APRN reported a CMS MIPS final score of 100 out of 100, above the 83.1 national average. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

WILLIAM JAMES, APRN at a glance

High performer (top quartile)

NPI registry status

Active

Issued 07/19/2018

NPI 1548747884

Primary specialty

Gerontology Nurse Practitioner

Mid-sized

9,625 US NPIs in this specialty

MIPS final score

100/100 16.900000000000006% pts

Exceptional band

vs 83.1 national avg

Specialty distribution in Kentucky

How Gerontology Nurse Practitioner compares to other specialties among Kentucky providers

Kentucky providers

Gerontology Nurse Practitioner share within Kentucky

1. Gerontology Nurse Practitioner42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Gerontology Nurse Practitioner share within Kentucky

Medicare quality performance — MIPS

WILLIAM JAMES, APRN's 2023 MIPS final score plotted against the Gerontology Nurse Practitioner national average

High performer (top quartile)
MIPS Final Score
100/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Gerontology Nurse Practitioner) — 100/100 vs national avg 83.1

0%100%National avg83%99%
MIPS final score (Gerontology Nurse Practitioner) — 100/100 vs national avg 83.1

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

WILLIAM JAMES, APRN is a Gerontology Nurse Practitioner provider practicing in LEXINGTON, Kentucky, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: APRN. NPI: 1548747884. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

WILLIAM JAMES, APRN appears in the CMS NPPES registry as a Gerontology Nurse Practitioner provider holding APRN credentials at UNIV OF KY 800 ROSE STREET, LEXINGTON, KY, 40536, with a listed phone of (859) 257-5000. NPI 1548747884 was issued on 07/19/2018. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what JAMES most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D prescribing data is not currently published for this NPI, which typically means the provider either wrote fewer than 11 Part D claims in the most recent reporting year, does not participate in Medicare, or practices in a specialty that rarely prescribes outpatient drugs. Absence of prescribing data is not a quality signal — many Gerontology Nurse Practitioner providers operate outside Part D entirely. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 100/100 for the 2023 performance year, compared with the national average of 83.1.

Gerontology Nurse Practitioner is a mid-sized specialty nationwide, with 9,625 enrolled providers across 54 states and an average of 1,283 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

UNIV OF KY 800 ROSE STREET
LEXINGTON, KY 40536

Provider Details

NPI 1548747884
Specialty Gerontology Nurse Practitioner
Credentials APRN
Gender Male
NPI Issued 07/19/2018

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

100
Final Score
Avg: 83.1
100
Promoting Interoperability

Reporting: Group practice

Hospital and facility affiliations

Facilities where WILLIAM JAMES, APRN bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

UNIVERSITY OF KENTUCKY
LEXINGTON, KY

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Gerontology Nurse Practitioner Overview

How WILLIAM JAMES, APRN fits within the Gerontology Nurse Practitioner landscape nationally.

9,625
Gerontology Nurse Practitioner Providers in US
54
States with Gerontology Nurse Practitioner
1,283
Avg Claims per Provider

Nearby Gerontology Nurse Practitioner Providers in Kentucky

Other clinicians with the same primary specialty enrolled in Kentucky, drawn from the same CMS NPPES roster as JAMES.

Compare Gerontology Nurse Practitioner nationally: see state-by-state distribution →

Frequently Asked Questions

What is WILLIAM JAMES, APRN's specialty?
WILLIAM JAMES, APRN specializes in Gerontology Nurse Practitioner and practices in LEXINGTON, Kentucky. Credentials: APRN.
What is WILLIAM JAMES, APRN's Medicare quality score?
WILLIAM JAMES, APRN has a CMS MIPS Final Score of 100/100. The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is WILLIAM JAMES, APRN located?
WILLIAM JAMES, APRN is located at UNIV OF KY 800 ROSE STREET, LEXINGTON, KY, 40536. Phone: (859) 257-5000.
What is WILLIAM JAMES, APRN's NPI number?
WILLIAM JAMES, APRN's National Provider Identifier (NPI) is 1548747884, issued on 07/19/2018.
How many Gerontology Nurse Practitioner providers are there in the US?
There are 9,625 Gerontology Nurse Practitioner providers across 54 states in the US. The average Gerontology Nurse Practitioner provider writes 1,283 Medicare Part D claims per year.
Does WILLIAM JAMES, APRN accept Medicare?
WILLIAM JAMES, APRN appears in CMS Medicare data. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify WILLIAM JAMES, APRN's credentials?
WILLIAM JAMES, APRN's NPI is 1548747884 with credentials APRN. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology