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DR. CHRISTOPHER MICHAEL FLINN M.D.
NPI 1063668341
Internal Medicine in Chicago, IL

Active since August 18, 2008PECOS EnrolledAccepts Medicare Assignment
3860 W OGDEN AVE, LAWNDALE CHRISTIAN HEALTH CENTER, CHICAGO, IL 60623(872) 588-3000(872) 588-3021 Get Directions Write a Review

NPPES record last updated: November 16, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Christopher Michael Flinn M.d. NPPES

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

DR. CHRISTOPHER MICHAEL FLINN M.D. (NPI 1063668341) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (036127920) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS, is affiliated with Loyola Gottlieb Memorial Hospital, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2007).

NPPES Registry Identity

NPI1063668341
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. CHRISTOPHER MICHAEL FLINNCredential: M.D.
Location Address3860 W OGDEN AVE, LAWNDALE CHRISTIAN HEALTH CENTERChicago, IL 60623-2460
Mailing Address8034 W 29th CtN Riverside, IL 60546-1643 · (708) 497-0755
Phone(872) 588-3000
Fax(872) 588-3021
Sole ProprietorYes
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 2007
Enumeration DateAugust 18, 2008
Last NPPES UpdateNovember 16, 2012
✔ NPI 1063668341 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 036127920
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License 036127920 (IL)
3860 W OGDEN AVE, Chicago, IL 60623
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.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

Dr. Christopher Michael Flinn M.d. 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.

PECOS PAC ID1658544853
PECOS Enrollment IDI20111103000711
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

2

Medicare enrollment records show Christopher Flinn reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lawndale Christian Health Center
0.1 mi
Federally Qualified Health Center (FQHC)
3860 W OGDEN AVE
Chicago, IL 60623
  • Reassigned Medicare billing, Illinois enrollment
  • 147 clinicians in this Medicare group
NPI 1245289214 (773) 843-2705
Loyola University Medical Center
5.8 mi
General Practice
2160 S 1ST AVE
Maywood, IL 60153
  • Reassigned Medicare billing, Illinois enrollment
  • 1,138 clinicians in this Medicare group
NPI 1336159961 (708) 216-3215

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
349 services219 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
135 services113 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
94 services94 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Loyola Gottlieb Memorial Hospital

Acute Care Hospitals · Melrose Park, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140008
Location701 West North AveMelrose Park, IL 60160 · Cook County
Emergency services

Macneal Hospital

Acute Care Hospitals · Berwyn, IL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number140054
Location3249 South Oak Park AvenueBerwyn, IL 60402 · Cook County
Emergency services Birthing friendly

Elmhurst Memorial Hospital

Acute Care Hospitals · Elmhurst, IL
4/5 CMS rating
OwnershipProprietary
CMS Certification Number140200
Location155 East Brush Hill RoadElmhurst, IL 60126 · Du Page County
Emergency services Birthing friendly

Loyola University Medical Center

Acute Care Hospitals · Maywood, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140276
Location2160 S 1st AvenueMaywood, IL 60153 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60623 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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 20

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

JOONGYU DANIEL SONG MD
Internal Medicine
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
ANNA TORNQUIST
Counselor (Professional)
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
DR. ALISHA RONETTE TILLMAN DO
Family Medicine
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
DR. THOMAS W BOCKLE M.D.
Pediatrics
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
EDWIN W MANGRAM II D.D.S.
Dentist
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
LINDSAY J MCCRACKEN P.A.-C
Physician Assistant
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
LISA ANNE WERNER PA
Physician Assistant
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000
MRS. HEIDI MILLER NP
Nurse Practitioner
3860 W OGDEN AVE
CHICAGO, IL 60623
Cook County (872) 588-3000

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 Christopher Flinn's NPI number?

The NPI number for Christopher Flinn is 1063668341. It was assigned to this individual provider in the NPPES registry on August 18, 2008.

Where is Christopher Flinn located?

Christopher Flinn practices at 3860 W Ogden Ave Lawndale Christian Health Center, Chicago, IL 60623. The listed phone number is (872) 588-3000.

What is Christopher Flinn's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Christopher Flinn enrolled in Medicare?

Yes. Christopher Flinn 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 Christopher Flinn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Flinn reassigns Medicare benefits to 2 organizations: Lawndale Christian Health Center (Chicago, IL) and Loyola University Medical Center (Maywood, 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 Christopher Flinn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Flinn accept?

Health plans from Oscar Health list Christopher Flinn 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.

Is Christopher Flinn affiliated with any hospitals?

According to CMS data, Christopher Flinn is affiliated with Loyola Gottlieb Memorial Hospital, Macneal Hospital, Elmhurst Memorial Hospital and Loyola University Medical Center.

When was this NPI record last updated?

The NPPES record for Christopher Flinn was last updated on November 16, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.