Doctor profile · Federal record

Dr. Abigail Tunon, CRNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Gerontology Nurse Practitioner · Huntsville, AL

  • NPI 1811423825
  • Accepts Medicare
  • MIPS 94.6 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 Hospital Dr Sw
Huntsville, AL 358016455
(256) 429-4000
Additional location
101 Sivley RD Sw # 300
Huntsville, AL 358014421
(256) 533-1077
Mailing address
101 Sivley RD Sw
Huntsville, AL 358014421

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
December 13, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Alabama #1-143804

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811423825. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
91
Distinct HCPCS
2
Medicare allowed
$9,299
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 74 68 $96
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $131

In context: peer comparison

Among 33 peers in Huntsville Acute Care Nurse Practitioner, average services per provider: 117. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,176
Transactions
110
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 44 $527.29
Abbvie INC. 20 $408.67
Janssen Biotech, INC. 15 $406.67
Regeneron Healthcare Solutions, INC. 4 $183.90
Ironwood Pharmaceuticals, INC 8 $168.04
Gilead Sciences, INC. 1 $122.11
Takeda Pharmaceuticals U.S.A., INC. 5 $84.24
Merck Sharp & Dohme LLC 4 $72.97
Qol Medical, LLC 2 $57.44
Madrigal Pharmaceuticals 3 $53.19
Genzyme Corporation 2 $50.20
Phathom Pharmaceuticals, INC. 1 $28.47
Lilly USA, LLC 1 $13.28

By nature of payment

Food and Beverage
$2,126
Education
$51

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
23
Total drug cost
$536
Drug Type Claims Patients Total cost
Famotidine Generic 28 23 $536

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Abigail Tunon's medical specialty?
Dr. Abigail Tunon practices Acute Care Nurse Practitioner in Huntsville, AL.
Where does Dr. Abigail Tunon practice?
Dr. Abigail Tunon practices at 1 Hospital Dr Sw, Huntsville, AL 358016455. Office phone: 2564294000.
What is Dr. Abigail Tunon's NPI?
Dr. Abigail Tunon's National Provider Identifier (NPI) is 1811423825, issued by NPPES.
Does Dr. Abigail Tunon accept Medicare assignment?
Yes. Dr. Abigail Tunon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Abigail Tunon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.