Doctor profile · Federal record

Dr. Gretchen Miller Carolan, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Louisville, KY

  • NPI 1093094674
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1620 Arthur St Ste 119
Louisville, KY 402082727
(502) 208-8541
fax (800) 934-1656
Additional location
1801 Portland Ave
Louisville, KY 402031059
Additional location
7926 Preston Hwy Ste 106
Louisville, KY 402193848
(502) 964-4357
fax (502) 966-5984
Mailing address
Po Box 909
Louisville, KY 402010909

Credentials & registration

NPPES · NUCC
NPI registered
August 2011 — 15 yrs on file
Profile last updated
February 10, 2026
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Kentucky #3006908
Medicaid (2)
IN #201167510 · KY #7100183270

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093094674. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
330
Distinct HCPCS
6
Medicare allowed
$30,872
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 152 149 $100
99213 Established patient office or other outpatient visit, 20-29 minutes 60 60 $72
87636 Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b 55 54 $137
99215 Established patient office or other outpatient visit, 40-54 minutes 23 23 $143
81003 Automated urinalysis test 22 22 $2
71046 X-ray of chest, 2 views 18 18 $26

In context: peer comparison

Among 322 peers in this city , average services per provider: 95. This provider delivers 3.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$458
Transactions
18
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 11 $291.81
Shionogi Inc 4 $111.36
AIMMUNE THERAPEUTICS, INC. 2 $40.37
Dynavax Technologies Corporation 1 $14.89

By nature of payment

Food and Beverage
$458

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
169
Patients
169
Total drug cost
$3,148
Drug Type Claims Patients Total cost
Doxycycline Hyclate Generic 48 48 $502
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 33 33 $463
Lagevrio (Eua) (Molnupiravir) Brand 24 24 $1,282
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 19 19 $340
Cephalexin Generic 17 17 $145
Prednisone Generic 16 16 $47
Azelastine Hcl Generic 12 12 $370

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretchen Miller Carolan's medical specialty?
Dr. Gretchen Miller Carolan practices Family Nurse Practitioner in Louisville, KY.
Where does Dr. Gretchen Miller Carolan practice?
Dr. Gretchen Miller Carolan practices at 1620 Arthur St Ste 119, Louisville, KY 402082727. Office phone: 5022088541.
What is Dr. Gretchen Miller Carolan's NPI?
Dr. Gretchen Miller Carolan's National Provider Identifier (NPI) is 1093094674, issued by NPPES.
Does Dr. Gretchen Miller Carolan accept Medicare assignment?
Yes. Dr. Gretchen Miller Carolan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gretchen Miller Carolan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b (HCPCS 87636). Source: CMS Medicare Physician & Other Practitioners file.