Erin Nusbaum, MD
NPI 1336844281 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Nusbaum, MD is a Internal Medicine Physician provider in Chicago, IL (NPI 1336844281).
Provider details
- NPI number
- 1336844281
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-03-31
- Last updated
- 2023-07-03
- Certified
- 2023-07-03
Frequently asked questions
- What is Erin Nusbaum's NPI number?
- Erin Nusbaum's National Provider Identifier (NPI) is 1336844281, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Nusbaum's specialty?
- Erin Nusbaum is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Erin Nusbaum located?
- Erin Nusbaum's practice location on file with NPPES is 1740 W Taylor St, Chicago, IL 60612-7232.
- What is Erin Nusbaum's phone number?
- The practice phone number listed in the NPPES registry for Erin Nusbaum is (866) 600-2273.
- Does Erin Nusbaum accept Medicare?
- Erin Nusbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Nusbaum's NPI active?
- Yes — Erin Nusbaum's NPI (1336844281) is active in the NPPES registry as of the last update on 2023-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.