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DR. PRATIP KUMAR NAG M.D. PH.D
NPI 1437261963
Pediatrics in South Elgin, IL

Active since August 31, 2006PECOS Enrolled
734 WATERSIDE DR, SOUTH ELGIN, IL 60177(708) 575-7255(708) 668-7826 Get Directions Write a Review

NPPES record last updated: March 11, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 11, 2026, Feb 21, 2025, Dec 8, 2023 and 3 more (6 updates tracked since 2018).

About Dr. Pratip Kumar Nag M.d. Ph.d NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. PRATIP KUMAR NAG M.D. PH.D (NPI 1437261963) is an individual pediatrics provider in South Elgin, Illinois, licensed in Illinois (036-133213) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1437261963
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. PRATIP KUMAR NAGCredential: M.D. PH.D
Location Address734 WATERSIDE DRSouth Elgin, IL 60177-3715
Mailing Address734 Waterside DrSouth Elgin, IL 60177-3715 · (708) 575-7255 · Fax (708) 668-7826
Phone(708) 575-7255
Fax(708) 668-7826
Sole ProprietorNo
Enumeration DateAugust 31, 2006
Last NPPES UpdateMarch 11, 20266 updates tracked since enumeration
NPPES CertifiedMarch 11, 2026
✔ NPI 1437261963 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in IL · 036-133213✔ Licensed in TX · M4388✔ Licensed in GA · 96532
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedPediatrics · Developmental - Behavioral PediatricsTaxonomy 2080P0006X · License 036133213 (IL)
Also ListedPreventive Medicine · Public Health & General Preventive MedicineTaxonomy 2083P0901X · License 036133213 (IL)
734 WATERSIDE DR, South Elgin, IL 60177
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Secondary Practice Locations 4

Location 1102 S Hennepin AveDixon, IL 61021-3013 · Phone (815) 288-7711 · Fax (815) 285-8902
Location 2144 North CtDixon, IL 61021-1224 · Phone (815) 285-5437 · Fax (815) 285-8928
Location 3712 S Cascade StFergus Falls, MN 56537-2913 · Phone (218) 736-8000
Location 43310 W Main St Ste 100St Charles, IL 60175-1024 · Phone (630) 348-3100 · Fax (630) 513-0727

Other Identifiers 1

Medicaid036133213IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Sanford Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Pratip Kumar Nag M.d. Ph.d is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Pratip Nag reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mindful Mavens, LLC.
Same address
Mental Health
734 WATERSIDE DR
South Elgin, IL 60177
  • Reassigned Medicare billing, Illinois enrollment
  • 2 clinicians in this Medicare group
NPI 1144188822 (815) 994-8916
The Board Of Trustees Of The University Of Illinois
35 mi
Federally Qualified Health Center (FQHC)
3050 W 39TH PL
Chicago, IL 60632
  • Reassigned Medicare billing, Illinois enrollment
  • 2,127 clinicians in this Medicare group
NPI 1932450160 (312) 413-1261
Ksb Medical Group, Inc.
59 mi
Family Medicine
403 E 1ST ST
Dixon, IL 61021
  • Reassigned Medicare billing, Illinois enrollment
  • 130 clinicians in this Medicare group
NPI 1073592119 (815) 285-5507
Osf Multi-Specialty Group
107 mi
Internal Medicine
8600 N STATE ROUTE 91
Peoria, IL 61615
  • Reassigned Medicare billing, Illinois enrollment
  • 2,944 clinicians in this Medicare group
NPI 1154908929 (309) 683-5050
Lake Region Healthcare Corporation
469 mi
Critical Access
1411 HWY 79E
Elbow Lake, MN 56531
  • Reassigned Medicare billing, Minnesota enrollment
  • 183 clinicians in this Medicare group
NPI 1407838329 (218) 685-7300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60177 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MINDFUL MAVENS, LLC.
Counselor (Mental Health)
734 WATERSIDE DR
SOUTH ELGIN, IL 60177
Kane County (815) 994-8916
MS. STACEY LEE SCHAYER-NAG LCSW
Social Worker (Clinical)
734 WATERSIDE DR
SOUTH ELGIN, IL 60177
Kane County (708) 575-7255

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Pratip Nag's NPI number?

The NPI number for Pratip Nag is 1437261963. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Pratip Nag located?

Pratip Nag practices at 734 Waterside Dr, South Elgin, IL 60177. The listed phone number is (708) 575-7255.

What is Pratip Nag's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Pratip Nag enrolled in Medicare?

Yes. Pratip Nag is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Pratip Nag's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Pratip Nag reassigns Medicare benefits to 5 organizations: Mindful Mavens, LLC. (South Elgin, IL), The Board Of Trustees Of The University Of Illinois (Chicago, IL), Ksb Medical Group, Inc. (Dixon, IL), Osf Multi-Specialty Group (Peoria, IL) and Lake Region Healthcare Corporation (Elbow Lake, MN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Pratip Nag's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Pratip Nag accept?

Health plans from Sanford Health Plan list Pratip Nag as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Pratip Nag was last updated on March 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.