Sydney Doe, MD
NPI 1659826675 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sydney Doe, MD is a Family Medicine Physician provider in Chicago, IL (NPI 1659826675).
Provider details
- NPI number
- 1659826675
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 125.075806 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 34 | 11 |
| Rosuvastatin Calcium | 24 | — |
| Famotidine | 17 | — |
| Levothyroxine Sodium | 16 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 15 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 14 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-08-19
- Last updated
- 2021-08-12
- Certified
- 2021-08-12
Frequently asked questions
- What is Sydney Doe's NPI number?
- Sydney Doe's National Provider Identifier (NPI) is 1659826675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Doe's specialty?
- Sydney Doe is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sydney Doe located?
- Sydney Doe's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-2908.
- What is Sydney Doe's phone number?
- The practice phone number listed in the NPPES registry for Sydney Doe is (312) 503-7975.
- Does Sydney Doe accept Medicare?
- Sydney Doe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sydney Doe's NPI active?
- Yes — Sydney Doe's NPI (1659826675) is active in the NPPES registry as of the last update on 2021-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.