Jennifer Marsidi, DO
NPI 1275713588 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Marsidi, DO is a Internal Medicine Physician provider in Chicago, IL (NPI 1275713588).
Provider details
- NPI number
- 1275713588
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 125.077691 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$39 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
Additional practice locations (1)
- 1321 Colby AveEverett, WA 98201-1665Phone: (425) 261-2000
Registry dates
- Enumerated
- 2007-11-05
- Last updated
- 2021-05-24
- Certified
- 2021-05-24
Frequently asked questions
- What is Jennifer Marsidi's NPI number?
- Jennifer Marsidi's National Provider Identifier (NPI) is 1275713588, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Marsidi's specialty?
- Jennifer Marsidi is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Marsidi located?
- Jennifer Marsidi's practice location on file with NPPES is 1645 W Jackson Blvd Ste 215, Chicago, IL 60612-3227.
- What is Jennifer Marsidi's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Marsidi is (312) 942-3254.
- Does Jennifer Marsidi accept Medicare?
- Jennifer Marsidi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Marsidi's NPI active?
- Yes — Jennifer Marsidi's NPI (1275713588) is active in the NPPES registry as of the last update on 2021-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.