SYDNEY DOE MD
NPI 1659826675
Family Medicine in Chicago, IL
About Sydney Doe Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SYDNEY DOE MD (NPI 1659826675) is an individual family medicine provider in Chicago, Illinois, licensed in Illinois (125075806) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2020).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Sydney Doe Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Sydney Doe reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chicago, IL 60604
- Reassigned Medicare billing, Illinois enrollment
- 123 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60611 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60611
CHICAGO, IL 60611
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Sydney Doe's NPI number?
The NPI number for Sydney Doe is 1659826675. It was assigned to this individual provider in the NPPES registry on August 19, 2016.
Where is Sydney Doe located?
Sydney Doe practices at 251 E Huron St, Chicago, IL 60611. The listed phone number is (312) 503-7975.
What is Sydney Doe's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Sydney Doe enrolled in Medicare?
Yes. Sydney Doe is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Sydney Doe's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sydney Doe reassigns Medicare benefits to Esperanza Health Centers (Chicago, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sydney Doe's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sydney Doe accept?
Health plans from Oscar Health list Sydney Doe as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Sydney Doe was last updated on August 12, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Sydney Doe, MD · NPI 1659826675
Family Medicine physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since August 19, 2016.
## Identity
- **NPI:** 1659826675 (Entity type: Individual)
- **Enumerated:** August 19, 2016
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 125075806 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 251 E HURON ST, Chicago, IL 60611-2908
- **Phone:** (312) 503-7975
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Esperanza Health Centers (NPI 1467208900, Chicago, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northwestern University Feinberg Medical School, class of 2020
## Record status
- **NPPES last updated:** August 12, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1659826675) · Data from the CMS NPPES public registry.