Doctor profile · Federal record

Dr. Kathryn Hannigan, FNP

Nurse Practitioner · Saint Louis, MO

  • NPI 1811318041
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
620 S Taylor Ave, Div Im Infectious Disease, Ste 100
Saint Louis, MO 631101035
(314) 362-9098
fax (314) 362-9851
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
December 2013 — 13 yrs on file
Profile last updated
April 17, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Missouri #2013029016
Medicaid
MO #420010529

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811318041. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
171
Distinct HCPCS
3
Medicare allowed
$16,458
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 130 73 $107
99213 Established patient office or other outpatient visit, 20-29 minutes 28 23 $76
G0008 Administration of influenza virus vaccine 13 11 $30

In context: peer comparison

Among 112 peers in Saint Louis Nurse Practitioner, average services per provider: 76. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$206
Transactions
10
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 4 $95.28
Abbvie INC. 3 $49.75
Paratek Pharmaceuticals, INC. 2 $36.26
ViiV Healthcare Company 1 $24.64

By nature of payment

Food and Beverage
$206

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,320
Patients
270
Total drug cost
$4,395,812
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 508 57 $2,093,261
Atorvastatin Calcium Generic 337 44 $2,985
Tivicay (Dolutegravir Sodium) Brand 178 19 $501,094
Gabapentin Generic 172 19 $3,471
Amlodipine Besylate Generic 157 20 $992
Genvoya (Elviteg/Cob/Emtri/Tenof Alafen) Brand 153 23 $693,894
Lisinopril Generic 145 21 $957
Odefsey (Emtricitab/Rilpiviri/Tenof Ala) Brand 135 14 $527,337
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 91 14 $3,018
Omeprazole Generic 91 11 $1,020

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Hannigan's medical specialty?
Dr. Kathryn Hannigan practices Nurse Practitioner in Saint Louis, MO.
Where does Dr. Kathryn Hannigan practice?
Dr. Kathryn Hannigan practices at 620 S Taylor Ave, Saint Louis, MO 631101035. Office phone: 3143629098.
What is Dr. Kathryn Hannigan's NPI?
Dr. Kathryn Hannigan's National Provider Identifier (NPI) is 1811318041, issued by NPPES.
Does Dr. Kathryn Hannigan accept Medicare assignment?
Yes. Dr. Kathryn Hannigan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Hannigan 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); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.