Doctor profile · Federal record
Dr. Hannah Willis, PA
Physician Assistant · Saint Louis, MO
- NPI 1962961375
- Accepts Medicare
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4901 Forest Park Ave, Div Im Palliative MED, Ste 241
Saint Louis, MO 631081495
(314) 747-5361
fax (314) 747-5357 - Mailing address
-
Po Box 7412011
Chicago, IL 606742011
Credentials & registration
- NPI registered
- March 2019 — 7 yrs on file
- Profile last updated
- July 16, 2025
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Missouri #2019003096
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962961375. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
620
Distinct HCPCS
10
Medicare allowed
$25,502
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 92 | 71 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 92 | 66 | $75 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 73 | 59 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 66 | 56 | $107 | |
80053 |
Blood test, comprehensive group of blood chemicals | 65 | 55 | $10 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 42 | 36 | $16 | |
82607 |
Cyanocobalamin (vitamin b-12) level | 36 | 32 | $15 | |
82306 |
Vitamin d-3 level | 22 | 22 | $29 | |
83036 |
Hemoglobin a1c level | 21 | 19 | $10 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 20 | 20 | $139 |
In context: peer comparison
Among 118 peers in Saint Louis Physician Assistant, average services per provider: 87. This provider delivers 7.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
518
Patients
301
Total drug cost
$5,916
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 78 | 56 | $222 |
| Amlodipine Besylate | Generic | 43 | 22 | $323 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 38 | 35 | $219 |
| Atorvastatin Calcium | Generic | 37 | 19 | $388 |
| Doxycycline Hyclate | Generic | 37 | 35 | $1,022 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 36 | 18 | $573 |
| Losartan Potassium | Generic | 35 | 15 | $335 |
| Pantoprazole Sodium | Generic | 34 | 16 | $326 |
| Tizanidine Hcl | Generic | 33 | 22 | $204 |
| Methylprednisolone | Generic | 28 | 27 | $192 |
Frequently asked questions
What is Dr. Hannah Willis's medical specialty?
Dr. Hannah Willis practices Physician Assistant in Saint Louis, MO.
Where does Dr. Hannah Willis practice?
Dr. Hannah Willis practices at 4901 Forest Park Ave, Saint Louis, MO 631081495. Office phone: 3147475361.
What is Dr. Hannah Willis's NPI?
Dr. Hannah Willis's National Provider Identifier (NPI) is 1962961375, issued by NPPES.
Does Dr. Hannah Willis accept Medicare assignment?
Yes. Dr. Hannah Willis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hannah Willis commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.