JOHN ALEXANDER SANTOS APN
NPI 1649762352
Nurse Practitioner - Family in Rockford, IL
About John Alexander Santos Apn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN ALEXANDER SANTOS APN (NPI 1649762352) is an individual family provider in Rockford, Illinois, licensed in Illinois (209017709) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John Alexander Santos Apn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show John Santos reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rockford, IL 61114
- Reassigned Medicare billing, Illinois enrollment
- 11 clinicians in this Medicare group
Rolling Meadows, IL 60008
- Reassigned Medicare billing, Illinois enrollment
- 6 clinicians in this Medicare group
Schaumburg, IL 60194
- Reassigned Medicare billing, Illinois enrollment
- 12 clinicians in this Medicare group
Deerfield, IL 60015
- Reassigned Medicare billing, Illinois enrollment
- 13 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 61104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROCKFORD, IL 61104
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 John Santos's NPI number?
The NPI number for John Santos is 1649762352. It was assigned to this individual provider in the NPPES registry on May 30, 2018.
Where is John Santos located?
John Santos practices at 2222 E State St Ste 209, Rockford, IL 61104. The listed phone number is (815) 988-8500.
What is John Santos's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is John Santos enrolled in Medicare?
Yes. John Santos is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Santos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Santos reassigns Medicare benefits to 4 organizations: Fareha N. Malik, M.D. LLC (Rockford, IL), Advanced Practice Medical Group LLC (Rolling Meadows, IL), Behavioral Healthcare Providers Ltd (Schaumburg, IL) and Aleksandr Dekhtyar MD Sc (Deerfield, IL). 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 John Santos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Santos accept?
Health plans from Oscar Health list John Santos 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 John Santos was last updated on November 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.
# John Alexander Santos, APN · NPI 1649762352
Family physician in Rockford, Illinois. Individual provider, active in the CMS NPPES registry since May 30, 2018.
## Identity
- **NPI:** 1649762352 (Entity type: Individual)
- **Enumerated:** May 30, 2018
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 209017709 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 2222 E STATE ST STE 209, Rockford, IL 61104-1572
- **Phone:** (815) 988-8500 · **Fax:** (815) 977-5956
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Fareha N. Malik, M.D. LLC (NPI 1528195013, Rockford, IL); Advanced Practice Medical Group LLC (NPI 1386220184, Rolling Meadows, IL); Behavioral Healthcare Providers Ltd (NPI 1043781958, Schaumburg, IL); Aleksandr Dekhtyar MD Sc (NPI 1801091582, Deerfield, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** November 10, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1649762352) · Data from the CMS NPPES public registry.