Physician Profile
Marissa L. Anderson, M.D.
Unclaimed ProfileAbout Dr. Anderson
Based in Chicago, IL, Marissa L. Anderson, M.D. is listed in the NPI registry under colon & rectal surgery. Marissa graduated from New York University School of Medicine in 2019. Marissa is also listed as specializing in surgery and student in an organized health care education program. According to Medicare claims data, Marissa cared for 129 Medicare patients across 141 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, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 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
- (312) 942-7088
- Email not available
Practice Locations
1725 W HARRISON ST STE 1138
Chicago, IL 60612
95 Collier Rd NW Ste 4025
Atlanta, GA 30309
Procedures Most Often Billed to Medicare
141 services · 129 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
17 | As often as other peers in Colon & Rectal Surgery |
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
11 | As often as other peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
31 | As often as other peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
26 | As often as other peers in Colon & Rectal Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
23 | More often than most peers in Colon & Rectal Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
18 | More often than most peers in Colon & Rectal Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
15 | Less often than most peers in Colon & Rectal Surgery |
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.
Other colorectal surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
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.
More connections — 32 related providers in 4 groups
Other colorectal surgeons in Chicago 8
Same specialty, same city.
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of anus using an endoscope 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Marissa L. Anderson's specialty?
Marissa L. Anderson is a colorectal surgeon in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Colon & Rectal Surgery”.
NPI registry
Where can I find Marissa L. Anderson?
Marissa L. Anderson is listed at 1725 W Harrison St Ste 1138, Chicago, IL 60612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Marissa L. Anderson?
The number on file is (312) 942-7088. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Marissa L. Anderson's NPI number?
Marissa L. Anderson's National Provider Identifier is 1043539836. 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
What is Marissa L. Anderson's education?
Marissa L. Anderson attended New York University School of Medicine, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Marissa L. Anderson been practicing?
Marissa L. Anderson has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What is Marissa L. Anderson known for?
According to Medicare billing data, Marissa L. Anderson performs procedures including diagnostic exam of anus using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marissa L. Anderson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marissa L. Anderson. 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.