Doctor profile · Federal record
Dr. Hillary Gerling, PA
Physician Assistant · Saint Louis, MO
- NPI 1861768905
- Accepts Medicare
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Barnes Jewish Hospital Plz, Dept Anesthesiology
Saint Louis, MO 631101003
(800) 862-9980
fax (314) 362-1185 - Mailing address
-
Po Box 7412011
Chicago, IL 606742011
Credentials & registration
- NPI registered
- March 2012 — 14 yrs on file
- Profile last updated
- December 8, 2025
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Missouri #2025020267
- Medicaid
- MO #220123646
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861768905. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
545
Distinct HCPCS
3
Medicare allowed
$78,098
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 421 | 389 | $150 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 107 | 106 | $111 | |
99291 |
Critical care, first 30-74 minutes | 17 | 17 | $187 |
In context: peer comparison
Among 118 peers in this city , average services per provider: 87. This provider delivers 6.3× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Hillary Gerling's medical specialty?
Dr. Hillary Gerling practices Physician Assistant in Saint Louis, MO.
Where does Dr. Hillary Gerling practice?
Dr. Hillary Gerling practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 8008629980.
What is Dr. Hillary Gerling's NPI?
Dr. Hillary Gerling's National Provider Identifier (NPI) is 1861768905, issued by NPPES.
Does Dr. Hillary Gerling accept Medicare assignment?
Yes. Dr. Hillary Gerling accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hillary Gerling commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.