Doctor profile · Federal record
Dr. Margaret Schwartz, APN
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Chicago, IL
- NPI 1629381520
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
675 N Saint Clair St, Brain Tumor Institute, Suite 21-400
Chicago, IL 606115975
(312) 695-7950
fax (312) 695-1435
Credentials & registration
- NPI registered
- July 2010 — 16 yrs on file
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State license (1)
- Illinois #209.007632
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629381520. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
22
Distinct HCPCS
1
Medicare allowed
$2,472
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99443 |
Telephone medical discussion with physician, 21-30 minutes | 22 | 16 | $112 |
In context: peer comparison
Among 43 peers in this city , average services per provider: 149. This provider delivers 0.1× the peer median.Open Payments
Industry payments received
All-time total
$239
Transactions
8
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novocure Inc. | 6 | $137.39 | |
| PFIZER INC. | 1 | $76.77 | |
| SERVIER PHARMACEUTICALS LLC | 1 | $24.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
311
Patients
39
Total drug cost
$40,285
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levetiracetam | Generic | 83 | 23 | $3,328 |
| Lacosamide | Generic | 29 | 0 | $807 |
| Dexamethasone | Generic | 27 | 16 | $352 |
| Lamictal (Lamotrigine) | Brand | 26 | 0 | $32,974 |
| Sertraline Hcl | Generic | 26 | 0 | $458 |
| Amlodipine Besylate | Generic | 22 | 0 | $45 |
| Methylphenidate Hcl | Generic | 22 | 0 | $323 |
| Amitriptyline Hcl | Generic | 14 | 0 | $136 |
| Trazodone Hcl | Generic | 14 | 0 | $105 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 13 | 0 | $67 |
Hospital affiliations
Frequently asked questions
What is Dr. Margaret Schwartz's medical specialty?
Dr. Margaret Schwartz practices Adult Health Nurse Practitioner in Chicago, IL.
Where does Dr. Margaret Schwartz practice?
Dr. Margaret Schwartz practices at 675 N Saint Clair St, Chicago, IL 606115975. Office phone: 3126957950.
What is Dr. Margaret Schwartz's NPI?
Dr. Margaret Schwartz's National Provider Identifier (NPI) is 1629381520, issued by NPPES.
Does Dr. Margaret Schwartz accept Medicare assignment?
Yes. Dr. Margaret Schwartz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Schwartz commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.