OrganizationActive
Nani Elk Grove
NPI 1154675528 · Nephrology Physician · Oak Brook, IL
Provider details
- NPI number
- 1154675528
- Entity type
- Organization
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Nephrology Associates of Northern Illinois
- Organization subpart
- Yes
- Authorized official
- Manish Tanna, President(630) 573-5000
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% 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
120 W 22nd St
Oak Brook, IL 60523-1563
Phone: (630) 573-5000
Fax: (708) 386-2839
Street-level locationGet directions
Mailing address
120 W 22nd St
Oak Brook, IL 60523-1563
Registry dates
- Enumerated
- 2012-11-06
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.