Tammy Brown, APN
NPI 1972769073 · Adult Health Nurse Practitioner · North Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Brown, APN is a Adult Health Nurse Practitioner provider in North Chicago, IL (NPI 1972769073).
Provider details
- NPI number
- 1972769073
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN
- Sex
- Female
- Sole proprietor
- No
- License
- 209.007013 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
17 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.
$4,163 across 28 records (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)
- 2650 Ridge AveEvanston, IL 60201-1718Phone: (847) 570-3542Fax: (847) 570-2336
Registry dates
- Enumerated
- 2008-07-29
- Last updated
- 2024-03-15
- Certified
- 2024-03-15
Frequently asked questions
- What is Tammy Brown's NPI number?
- Tammy Brown's National Provider Identifier (NPI) is 1972769073, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Brown's specialty?
- Tammy Brown is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tammy Brown located?
- Tammy Brown's practice location on file with NPPES is 3001 Green Bay Rd, North Chicago, IL 60064-3048.
- What is Tammy Brown's phone number?
- The practice phone number listed in the NPPES registry for Tammy Brown is (224) 610-4736.
- Does Tammy Brown accept Medicare?
- Tammy Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Brown's NPI active?
- Yes — Tammy Brown's NPI (1972769073) is active in the NPPES registry as of the last update on 2024-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.