Provider Profile
Martha Merz, PA-C
Unclaimed ProfileAbout Martha Merz
Listed in the NPI registry as a physician assistant, Martha Merz, PA-C practices in Chicago, IL. According to Medicare claims data, Martha cared for 80 Medicare patients across 81 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (773) 878-8700
- Email not available
Practice Locations
4646 N MARINE DR
Chicago, IL 60640
Procedures Most Often Billed to Medicare
81 services · 80 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
46 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
35 | As often as other peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other physician assistants in Chicago 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Martha Merz?
Martha Merz is a physician assistant in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Martha Merz's address?
Martha Merz is listed at 4646 N Marine Dr, Chicago, IL 60640. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Martha Merz?
The number on file is (773) 878-8700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Martha Merz's NPI number?
Martha Merz's National Provider Identifier is 1629661400. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Martha Merz train?
Martha Merz attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Martha Merz been practicing?
Martha Merz has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What procedures does Martha Merz perform?
According to Medicare billing data, Martha Merz the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Martha Merz confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Martha Merz. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.