Maria Teresa Tam, MD
Obstetrics & Gynecology · Chicago, IL
At a glance
2845 N Sheridan Rd, Chicago, IL 60657-7227
Published activity: Melanoma (skin cancer) excision · Removal of the uterus. View counts and coverage
NPPES record updated Aug 24, 2020. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
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Check the official Medicare directory ↗Practice location
2845 N Sheridan Rd Ste 902Chicago, IL 60657-7227
Additional reported practice locations
2800 N Sheridan RdSuite 205N
Chicago, IL 606576156
Phone: 7739048641
Fax: 8728881206 4250 Dempster St
Skokie, IL 600762008
Phone: 7334964532
Fax: 8728881206
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1990
- CMS specialties
- Obstetrics/Gynecology
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Thorek Memorial Hospital Chicago, IL
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Melanoma (skin cancer) excision | 1-10 |
| Removal of the uterus | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Education | $54,600.00 |
| Services other than consulting | $24,000.00 |
| Travel and lodging | $14,491.96 |
| Food and beverage | $4,001.69 |
| Medical education speaking or faculty | $1,602.47 |
Reporting companies
| Company | Amount |
|---|---|
| INTUITIVE SURGICAL, INC. | $74,939.01 |
| MEDTRONIC, INC. | $21,825.81 |
| ORGANON LLC | $1,602.47 |
| PACIRA PHARMACEUTICALS INCORPORATED | $149.33 |
| ABBVIE INC. | $54.46 |
| LSI SOLUTIONS INC | $54.46 |
| HOLOGIC SALES AND SERVICE, LLC | $25.93 |
| MILLICENT US INC | $23.81 |
| Other reporting companies | $20.84 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Obstetrics & Gynecology
- Taxonomy code
- 207V00000X
- Enumeration date
- Jun 28, 2006
- Record updated
- Aug 24, 2020
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207V00000X · Primary
License reported: 036093565 IL
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
2845 N Sheridan RdSte 902
Chicago, IL 60657-7227
- Phone
- (773) 904-8641
- Fax
- (872) 888-1206
Mailing address
2845 N SHERIDAN RDSUITE 902
CHICAGO, IL 606577227
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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