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LEON JAY FRAZIN M.D.
NPI 1174555916
Internal Medicine - Cardiovascular Disease in Chicago, IL

Active since July 06, 2006PECOS EnrolledAccepts Medicare Assignment
87.08/100
CMS Quality Rating
2233 W DIVISION ST, CHICAGO, IL 60622(312) 770-2438(312) 770-2030 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Leon Jay Frazin M.d. NPPES

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

LEON JAY FRAZIN M.D. (NPI 1174555916) is an individual cardiovascular disease provider in Chicago, Illinois and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Illinois Hospital And Clinics, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1962).

NPPES Registry Identity

NPI1174555916
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameLEON JAY FRAZINCredential: M.D.
Location Address2233 W DIVISION STChicago, IL 60622-3043
Mailing Address7436 N Milwaukee AveNiles, IL 60714-3708 · (847) 588-1112 · Fax (847) 588-1113
Phone(312) 770-2438
Fax(312) 770-2030
Sole ProprietorYes
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 1962
Enumeration DateJuly 6, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1174555916 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
2233 W DIVISION ST, Chicago, IL 60622
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Leon Jay Frazin 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 ID6305840984
PECOS Enrollment IDI20060913000336
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.

Areas of Expertise CMS Part B claims 2

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
438 services321 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
13 services13 patients

Hospital Affiliations CMS Care Compare

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

University Of Illinois Hospital And Clinics

Acute Care Hospitals · Chicago, IL
2/5 CMS rating
OwnershipGovernment - State
CMS Certification Number140150
Location1740 West Taylor St Suite 1400Chicago, IL 60612 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60622 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
$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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.08/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.79
Promoting Interoperability100
Improvement Activities40
Cost52.82

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.

TOMASZ PIOTR LIS MD
Family Medicine
2233 W DIVISION ST
CHICAGO, IL 60622
Cook County (312) 770-2000
MELFA LAROZA
Physical Therapist
2233 W DIVISION ST, PHYSICAL THERAPY DEPARTMENT
CHICAGO, IL 60622
Cook County (312) 770-2000
SHEILA DESMOND O'NEILL PA-C
Physician Assistant
2233 W DIVISION ST
CHICAGO, IL 60622
Cook County (312) 770-2062
WORK & PILLAY SC
Psychiatry & Neurology (Psychiatry)
2233 W DIVISION ST
CHICAGO, IL 60622
Cook County (916) 342-7015
JASMINE SHAREEN AGYEI-POKU MD
Student in an Organized Health Care Education/Training Program
2233 W DIVISION ST
CHICAGO, IL 60622
Cook County (312) 770-2858
CHRISTINA VOLKENING MSN, CNM
Advanced Practice Midwife
2233 W DIVISION ST
CHICAGO, IL 60622
Cook County (312) 770-2000
MARIE L MALAZARTE
Physical Therapist
2233 W DIVISION ST, PHYSICAL THERAPY DEPT.
CHICAGO, IL 60622
Cook County (312) 770-2000
CHRISTINA SYKES-STANFIELD PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
2233 W DIVISION ST
CHICAGO, IL 60622
Cook County (312) 770-2000

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 Leon Frazin's NPI number?

The NPI number for Leon Frazin is 1174555916. It was assigned to this individual provider in the NPPES registry on July 6, 2006.

Where is Leon Frazin located?

Leon Frazin practices at 2233 W Division St, Chicago, IL 60622. The listed phone number is (312) 770-2438.

What is Leon Frazin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Leon Frazin enrolled in Medicare?

Yes. Leon Frazin 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.

Is Leon Frazin affiliated with any hospitals?

According to CMS data, Leon Frazin is affiliated with University Of Illinois Hospital And Clinics.

When was this NPI record last updated?

The NPPES record for Leon Frazin was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.