1. Home
  2. Directory
  3. Kentucky
  4. Lexington
  5. Nurse Practitioner
  6. NPI Profile

MR. BRIAN K FIELDS APRN
NPI 1396139093
Nurse Practitioner - Family in Lexington, KY

Active since March 20, 2015PECOS Enrolled
UK DIVISION OF ENDOCRINOLOGY, 740 S. LIMESTONE, LEXINGTON, KY 40536(859) 323-2232(859) 257-2634 Get Directions Write a Review

NPPES record last updated: October 3, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mr. Brian K Fields Aprn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. BRIAN K FIELDS APRN (NPI 1396139093) is an individual family provider in Lexington, Kentucky, licensed in Kentucky (3009280) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1396139093
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameMR. BRIAN K FIELDSCredential: APRN
Location AddressUK DIVISION OF ENDOCRINOLOGY, 740 S. LIMESTONELexington, KY 40536-0284
Mailing AddressUk Division Of Endocrinology, 740 S. LimestoneLexington, KY 40536-0284 · (859) 323-2232 · Fax (859) 257-2634
Phone(859) 323-2232
Fax(859) 257-2634
Sole ProprietorNo
Enumeration DateMarch 20, 2015
Last NPPES UpdateOctober 3, 2016
✔ NPI 1396139093 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in KY · 3009280
UK DIVISION OF ENDOCRINOLOGY, Lexington, KY 40536
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Brian K Fields Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

4

Medicare enrollment records show Brian Fields reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Kentucky
Same address
Clinical
740 S LIMESTONE, STE E214
Lexington, KY 40536
  • Reassigned Medicare billing, Kentucky enrollment
  • 1,761 clinicians in this Medicare group
NPI 1144699752 (859) 323-5500
Ephraim Mcdowell Health Resource, Inc.
24 mi
Family Medicine
1509 LOUISVILLE RD
Harrodsburg, KY 40330
  • Reassigned Medicare billing, Kentucky enrollment
  • 247 clinicians in this Medicare group
NPI 1174678643 (859) 734-5770
The James B. Haggin Memorial Hospital Inc
27 mi
Emergency Medicine
464 LINDEN AVE
Harrodsburg, KY 40330
  • Reassigned Medicare billing, Kentucky enrollment
  • 82 clinicians in this Medicare group
NPI 1558581785 (859) 734-5441
Brock Medical, LLC
68 mi
Nurse Practitioner
1752 HIGHWAY 192 W, SUITE 1
London, KY 40741
  • Reassigned Medicare billing, Kentucky enrollment
  • 362 clinicians in this Medicare group
NPI 1023379815 (606) 330-0055

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

New Patient
$82.24 typical visit price
range $52.76 – $162.27
Typical copayment $20.56 (range $13.19 – $40.56)
Most-billed visit code 99203
Established Patient
$93.94 typical visit price
range $16.53 – $131.99
Typical copayment $23.48 (range $4.13 – $32.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
5 suppliers99 claims99 services$188.88 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. STEPHANIE ELIZABETH VERNON APRN
Nurse Practitioner
UK DIVISION OF ENDOCRINOLOGY, 740 S. LIMESTONE, 2ND FLOOR
LEXINGTON, KY 40536
Fayette County (859) 323-2232
CHLODYS ELIZABETH JOHNSTONE PA-C
Physician Assistant
UK DIVISION OF ENDOCRINOLOGY, 740 S. LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 257-1000

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 Brian Fields's NPI number?

The NPI number for Brian Fields is 1396139093. It was assigned to this individual provider in the NPPES registry on March 20, 2015.

Where is Brian Fields located?

Brian Fields practices at Uk Division Of Endocrinology 740 S. Limestone, Lexington, KY 40536. The listed phone number is (859) 323-2232.

What is Brian Fields's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Brian Fields enrolled in Medicare?

Yes. Brian Fields is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Brian Fields's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Fields reassigns Medicare benefits to 4 organizations: University Of Kentucky (Lexington, KY), Ephraim Mcdowell Health Resource, Inc. (Harrodsburg, KY), The James B. Haggin Memorial Hospital Inc (Harrodsburg, KY) and Brock Medical, LLC (London, 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 Brian Fields'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 Brian Fields was last updated on October 3, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.