Doctor profile · Federal record
Dr. Martha Merz, PA-C
Physician Assistant · Chicago, IL
- NPI 1629661400
- Accepts Medicare
- 7 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4646 N Marine Dr
Chicago, IL 606405759
(773) 878-8700
Credentials & registration
- NPI registered
- February 2021 — 5 yrs on file
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Illinois #085007544
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629661400. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
82
Distinct HCPCS
5
Medicare allowed
$9,008
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 21 | 18 | $76 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 20 | 17 | $106 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $143 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 12 | 12 | $96 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 11 | 11 | $143 |
In context: peer comparison
Among 260 peers in Chicago Physician Assistant, average services per provider: 66. This provider delivers 1.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
15
Patients
0
Total drug cost
$483
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 15 | 0 | $483 |
Frequently asked questions
What is Dr. Martha Merz's medical specialty?
Dr. Martha Merz practices Physician Assistant in Chicago, IL.
Where does Dr. Martha Merz practice?
Dr. Martha Merz practices at 4646 N Marine Dr, Chicago, IL 606405759. Office phone: 7738788700.
What is Dr. Martha Merz's NPI?
Dr. Martha Merz's National Provider Identifier (NPI) is 1629661400, issued by NPPES.
Does Dr. Martha Merz accept Medicare assignment?
Yes. Dr. Martha Merz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Martha Merz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.