Gretchen Miller Carolan, APRN
NPI 1093094674 · Family Nurse Practitioner · Louisville, KY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gretchen Miller Carolan, APRN is a Family Nurse Practitioner provider in Louisville, KY (NPI 1093094674).
Provider details
- NPI number
- 1093094674
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 3006908 (KY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
72 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 | $106 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 23 | $81 |
| 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 B87636 | 12 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 11 | $75 |
Typical Medicare-allowed amounts for these services range $75–$132 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 68 | 17 |
| Doxycycline Hyclate | 20 | 20 |
| Isoniazid | 19 | — |
| Prednisone | 16 | 15 |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 15 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 13 | — |
| Cephalexin | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$458 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 7926 Preston Hwy Ste 106Louisville, KY 40219-3848Phone: (502) 964-4357Fax: (502) 966-5984
- 1801 Portland AveLouisville, KY 40203-1059Phone: (502) 208-8541Fax: (800) 934-1656
Registry dates
- Enumerated
- 2011-08-12
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is Gretchen Miller Carolan's NPI number?
- Gretchen Miller Carolan's National Provider Identifier (NPI) is 1093094674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Miller Carolan's specialty?
- Gretchen Miller Carolan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gretchen Miller Carolan located?
- Gretchen Miller Carolan's practice location on file with NPPES is 1620 Arthur St Ste 119, Louisville, KY 40208-2727.
- What is Gretchen Miller Carolan's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Miller Carolan is (502) 208-8541.
- Does Gretchen Miller Carolan accept Medicare?
- Gretchen Miller Carolan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gretchen Miller Carolan's NPI active?
- Yes — Gretchen Miller Carolan's NPI (1093094674) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.