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DR. CHRISTINA BOSAK DMD
NPI 1780857441
Dentist - General Practice in Chicago, IL

Active since April 02, 2008PECOS Enrolled
2750 W NORTH AVE, DENTAL-2ND FLOOR, CHICAGO, IL 60647(312) 432-4550 Get Directions Write a Review

NPPES record last updated: August 10, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Christina Bosak Dmd NPPES

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

DR. CHRISTINA BOSAK DMD (NPI 1780857441) is an individual general practice provider in Chicago, Illinois, licensed in Illinois (019127523) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1780857441
Entity TypeIndividualFemale
Primary Taxonomy1223G0001X
Provider Legal NameDR. CHRISTINA BOSAKCredential: DMD
Location Address2750 W NORTH AVE, DENTAL-2ND FLOORChicago, IL 60647-5247
Mailing Address2750 W North Ave, Dental-2nd FloorChicago, IL 60647-5247 · (312) 432-4550
Phone(312) 432-4550
Sole ProprietorNo
Enumeration DateApril 2, 2008
Last NPPES UpdateAugust 10, 2021
NPPES CertifiedAugust 10, 2021
✔ NPI 1780857441 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in IL · 019127523
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
Also ListedDentistTaxonomy 122300000X · License 019.027523 (IL)
2750 W NORTH AVE, Chicago, IL 60647
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Christina Bosak Dmd 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 Reassignment

Medicare enrollment records show Christina Bosak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Erie Family Health Center, Inc
Same address
Federally Qualified Health Center (FQHC)
2750 W NORTH AVE
Chicago, IL 60647
  • Reassigned Medicare billing, Illinois enrollment
  • 383 clinicians in this Medicare group
NPI 1407043912 (312) 666-3494

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 60647 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
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 20

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

SILVIA DIAZ LCSW
Social Worker (Clinical)
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (312) 666-3494
NIDA BAJWA
Family Medicine
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (312) 666-3494
DR. PREIYAA GOPINATH M.D.
Internal Medicine
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (312) 666-3494
CARLA MAYELA VILLARREAL
Family Medicine
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (312) 666-3494
TOBIAS HOLDEN
Student in an Organized Health Care Education/Training Program
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (312) 666-3494
AMARPREET EVEREST
Student in an Organized Health Care Education/Training Program
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (312) 666-3494
LYNNE MARIE CLAPMAN ANP
Nurse Practitioner (Family)
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (219) 775-0646
EZRA OTTO FNP-BC
Nurse Practitioner (Family)
2750 W NORTH AVE
CHICAGO, IL 60647
Cook County (312) 666-3494

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 Christina Bosak's NPI number?

The NPI number for Christina Bosak is 1780857441. It was assigned to this individual provider in the NPPES registry on April 2, 2008.

Where is Christina Bosak located?

Christina Bosak practices at 2750 W North Ave Dental-2nd Floor, Chicago, IL 60647. The listed phone number is (312) 432-4550.

What is Christina Bosak's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Christina Bosak enrolled in Medicare?

Yes. Christina Bosak is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Christina Bosak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christina Bosak reassigns Medicare benefits to Erie Family Health Center, Inc (Chicago, IL). The 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 Christina Bosak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christina Bosak was last updated on August 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.