Doctor profile · Federal record

Dr. Catherine Flannigan, RNFA, APRN-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse First Assistant · Family Nurse Practitioner · Family Nurse Practitioner · Fort Smith, AR

  • NPI 1700079811
  • Accepts Medicare
  • 6 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1001 Towson Ave Ste 300
Fort Smith, AR 729014921
(479) 709-7435
fax (479) 709-7437
Additional location
4015 Lake Otis Pkwy Ste 101
Anchorage, AK 995085235
(907) 375-5200
fax (907) 375-5203
Mailing address
11611 Kenwood Dr
Fort Smith, AR 729165084

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
August 19, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (4)
Arkansas #234379 · Texas #630803 · Texas #1028600 · Alaska #202059

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700079811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
270
Distinct HCPCS
4
Medicare allowed
$41,387
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 183 158 $131
99205 New patient office or other outpatient visit, 60-74 minutes 35 35 $228
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $178
99215 Established patient office or other outpatient visit, 40-54 minutes 23 22 $189

In context: peer comparison

Among 36 peers in Fort Smith Family Nurse Practitioner, average services per provider: 115. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$151
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Amgen INC. 1 $90.00
Novartis Pharmaceuticals Corporation 2 $45.29
Ardelyx, INC. 1 $15.63

By nature of payment

Food and Beverage
$151

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
211
Patients
67
Total drug cost
$55,213
Drug Type Claims Patients Total cost
Pentoxifylline Generic 34 20 $1,235
Torsemide Generic 32 15 $289
Farxiga (Dapagliflozin Propanediol) Brand 27 18 $30,422
Valsartan Generic 25 14 $1,605
Jardiance (Empagliflozin) Brand 21 0 $20,634
Metoprolol Succinate Generic 20 0 $388
Losartan Potassium Generic 15 0 $59
Atorvastatin Calcium Generic 14 0 $305
Allopurinol Generic 12 0 $173
Lisinopril Generic 11 0 $103

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Flannigan's medical specialty?
Dr. Catherine Flannigan practices Family Nurse Practitioner in Fort Smith, AR.
Where does Dr. Catherine Flannigan practice?
Dr. Catherine Flannigan practices at 1001 Towson Ave Ste 300, Fort Smith, AR 729014921. Office phone: 4797097435.
What is Dr. Catherine Flannigan's NPI?
Dr. Catherine Flannigan's National Provider Identifier (NPI) is 1700079811, issued by NPPES.
Does Dr. Catherine Flannigan accept Medicare assignment?
Yes. Dr. Catherine Flannigan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Flannigan 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 99205); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.