DR. KENNETH BRUCE AIN MD
NPI 1396857173
Internal Medicine - Endocrinology, Diabetes & Metabolism in Lexington, KY
About Dr. Kenneth Bruce Ain Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KENNETH BRUCE AIN MD (NPI 1396857173) is an individual endocrinology, diabetes & metabolism provider in Lexington, Kentucky, licensed in Kentucky (27682) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Kenneth Bruce Ain Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Kenneth Ain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lexington, KY 40517
- Reassigned Medicare billing, Kentucky enrollment
- 1,502 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 40536 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEXINGTON, KY 40536
LEXINGTON, KY 40536
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 Kenneth Ain's NPI number?
The NPI number for Kenneth Ain is 1396857173. It was assigned to this individual provider in the NPPES registry on August 31, 2006.
Where is Kenneth Ain located?
Kenneth Ain practices at 740 S Limestone, Lexington, KY 40536. The listed phone number is (859) 323-5821.
What is Kenneth Ain's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Kenneth Ain enrolled in Medicare?
Yes. Kenneth Ain is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Kenneth Ain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kenneth Ain reassigns Medicare benefits to Kentucky Medical Services Foundation, Inc (Lexington, KY). The 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 Kenneth Ain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kenneth Ain accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter of Tennessee list Kenneth Ain as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Kenneth Ain was last updated on April 30, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Kenneth Bruce Ain, MD · NPI 1396857173
Endocrinology, Diabetes & Metabolism physician in Lexington, Kentucky. Individual provider, active in the CMS NPPES registry since August 31, 2006.
## Identity
- **NPI:** 1396857173 (Entity type: Individual)
- **Enumerated:** August 31, 2006
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** 27682 (Kentucky)
- **Sole proprietor:** No
## Practice location
- **Address:** 740 S LIMESTONE, Lexington, KY 40536-0001
- **Phone:** (859) 323-5821
## 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:** Kentucky Medical Services Foundation, Inc (NPI 1326091448, Lexington, KY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 30, 2012
- **Other identifiers:** Medicare ID-Type Unspecified 0054683; Medicaid 64276827 (KY); Medicare UPIN E65397
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Source: [NPI Profile](https://npiprofile.com/npi/1396857173) · Data from the CMS NPPES public registry.