Doctor profile · Federal record

Dr. Mary Flanagan, AGNP

Nurse Practitioner · Saint Louis, MO

  • NPI 1033763297
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4921 Parkview Pl, Div Im Medical Oncology, Ste 7A, 7B, 7C
Saint Louis, MO 631101032
(800) 647-2098
fax (314) 362-3192
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
July 2019 — 7 yrs on file
Profile last updated
April 17, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Missouri #2019036143
Medicaid
MO #420077931

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033763297. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
541
Distinct HCPCS
3
Medicare allowed
$31,275
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 373 112 $47
99213 Established patient office or other outpatient visit, 20-29 minutes 139 83 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 29 24 $107

In context: peer comparison

Among 112 peers in Saint Louis Nurse Practitioner, average services per provider: 76. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,460
Transactions
20
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Janssen Scientific Affairs, LLC 5 $1,274.10
AstraZeneca Pharmaceuticals Lp 4 $343.42
Jazz Pharmaceuticals INC. 3 $323.30
Daiichi Sankyo INC. 2 $233.43
Tempus Ai, INC 1 $118.27
Celgene Corporation 1 $94.54
Merck Sharp & Dohme LLC 2 $39.95
Janssen Pharmaceuticals, INC 1 $17.06
Gilead Sciences, INC. 1 $15.65

By nature of payment

Food and Beverage
$1,200
Consulting Fee
$1,160
Education
$100

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Flanagan's medical specialty?
Dr. Mary Flanagan practices Nurse Practitioner in Saint Louis, MO.
Where does Dr. Mary Flanagan practice?
Dr. Mary Flanagan practices at 4921 Parkview Pl, Saint Louis, MO 631101032. Office phone: 8006472098.
What is Dr. Mary Flanagan's NPI?
Dr. Mary Flanagan's National Provider Identifier (NPI) is 1033763297, issued by NPPES.
Does Dr. Mary Flanagan accept Medicare assignment?
Yes. Dr. Mary Flanagan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Flanagan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.