Doctor profile · Federal record

Dr. Gabrielle Giamanco, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Saint Louis, MO

  • NPI 1821614561
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
621 S New Ballas RD
Saint Louis, MO 631418232
(314) 251-7702
Mailing address
Po Box 776084
Chicago, IL 606771910

Credentials & registration

NPPES · NUCC
NPI registered
June 2020 — 6 yrs on file
Profile last updated
May 27, 2022
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Missouri #2021050320

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821614561. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
591
Distinct HCPCS
5
Medicare allowed
$54,697
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 427 197 $88
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 81 70 $127
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 33 31 $88
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 32 24 $63
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 18 16 $106

In context: peer comparison

Among 146 peers in Saint Louis Family Nurse Practitioner, average services per provider: 97. This provider delivers 6.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
989
Patients
0
Total drug cost
$22,261
Drug Type Claims Patients Total cost
Gabapentin Generic 160 0 $1,728
Sertraline Hcl Generic 103 0 $564
Mirtazapine Generic 95 0 $1,714
Carvedilol Generic 71 0 $671
Potassium Chloride Generic 68 0 $512
Levothyroxine Sodium Generic 67 0 $672
Trazodone Hcl Generic 63 0 $502
Amlodipine Besylate Generic 54 0 $342
Jardiance (Empagliflozin) Brand 50 0 $8,040
Losartan Potassium Generic 47 0 $325

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gabrielle Giamanco's medical specialty?
Dr. Gabrielle Giamanco practices Family Nurse Practitioner in Saint Louis, MO.
Where does Dr. Gabrielle Giamanco practice?
Dr. Gabrielle Giamanco practices at 621 S New Ballas RD, Saint Louis, MO 631418232. Office phone: 3142517702.
What is Dr. Gabrielle Giamanco's NPI?
Dr. Gabrielle Giamanco's National Provider Identifier (NPI) is 1821614561, issued by NPPES.
Does Dr. Gabrielle Giamanco accept Medicare assignment?
Yes. Dr. Gabrielle Giamanco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gabrielle Giamanco commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.