DR. WILLIAM N. ROBERTS, JR. M.D.
NPI 1902990211
Internal Medicine - Rheumatology in Lexington, KY
About Dr. William N. Roberts, Jr. M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM N. ROBERTS, JR. M.D. (NPI 1902990211) is an individual rheumatology provider in Lexington, Kentucky, licensed in Kentucky (45982) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. William N. Roberts, Jr. M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show William Roberts, Jr. reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lexington, KY 40517
- Reassigned Medicare billing, Kentucky enrollment
- 1,502 clinicians in this Medicare group
Louisville, KY 40241
- Reassigned Medicare billing, Kentucky enrollment
- 2,337 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 40508 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEXINGTON, KY 40508
LEXINGTON, KY 40508
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is William Roberts, Jr.'s NPI number?
The NPI number for William Roberts, Jr. is 1902990211. It was assigned to this individual provider in the NPPES registry on October 3, 2006. The provider is also known as W. Neal Roberts.
Where is William Roberts, Jr. located?
William Roberts, Jr. practices at 135 E Maxwell St, Lexington, KY 40508. The listed phone number is (859) 323-6700.
What is William Roberts, Jr.'s specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is William Roberts, Jr. enrolled in Medicare?
Yes. William Roberts, Jr. is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for William Roberts, Jr.'s services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Roberts, Jr. reassigns Medicare benefits to 2 organizations: Kentucky Medical Services Foundation, Inc (Lexington, KY) and University Of Louisville Physicians, Inc. (Louisville, KY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Roberts, Jr.'s services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for William Roberts, Jr. was last updated on July 3, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. William N. Roberts, Jr., M.D. · NPI 1902990211
Rheumatology physician in Lexington, Kentucky. Individual provider, active in the CMS NPPES registry since October 3, 2006.
## Identity
- **NPI:** 1902990211 (Entity type: Individual)
- **Enumerated:** October 3, 2006
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 45982 (Kentucky)
- **Sole proprietor:** No
## Practice location
- **Address:** 135 E MAXWELL ST, Lexington, KY 40508
- **Phone:** (859) 323-6700
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Kentucky Medical Services Foundation, Inc (NPI 1326091448, Lexington, KY); University Of Louisville Physicians, Inc. (NPI 1972859098, Louisville, KY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 3, 2018
- **Other identifiers:** Medicaid 7100239560 (KY)
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Source: [NPI Profile](https://npiprofile.com/npi/1902990211) · Data from the CMS NPPES public registry.