1. Home
  2. Directory
  3. Georgia
  4. Atlanta
  5. Pathology
  6. NPI Profile

MARIO MOSUNJAC M.D.
NPI 1558319467
Pathology - Anatomic Pathology in Atlanta, GA

Active since May 04, 2006PECOS Enrolled
94.56/100
CMS Quality Rating
80 JESSE HILL JR. DR., ROOM CG-39, ATLANTA, GA 30303(404) 616-7429(404) 616-9084 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mario Mosunjac M.d. NPPES

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

MARIO MOSUNJAC M.D. (NPI 1558319467) is an individual anatomic pathology provider in Atlanta, Georgia, licensed in Georgia (046625) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1558319467
Entity TypeIndividualMale
Primary Taxonomy207ZP0101X
Provider Legal NameMARIO MOSUNJACCredential: M.D.
Location Address80 JESSE HILL JR. DR., ROOM CG-39Atlanta, GA 30303
Mailing Address80 Jesse Hill Jr. Dr., Room Cg-39Atlanta, GA 30303 · (404) 616-7429 · Fax (404) 616-9084
Phone(404) 616-7429
Fax(404) 616-9084
Sole ProprietorNo
Enumeration DateMay 4, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1558319467 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License✔ Licensed in GA · 046625
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
80 JESSE HILL JR. DR., Atlanta, GA 30303
Open in Google Maps ↗

Other Identifiers 1

Medicare UPINH00693GA

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 (PECOS)

Mario Mosunjac M.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

2

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

Emory Medical Care Foundation Inc
Same address
Physical Medicine & Rehabilitation
80 JESSE HILL JR DR SE
Atlanta, GA 30303
  • Reassigned Medicare billing, Georgia enrollment
  • 2,681 clinicians in this Medicare group
NPI 1063678563 (404) 778-5014
The Emory Clinic Inc
4.5 mi
Internal Medicine
1365 CLIFTON RD NE
Atlanta, GA 30322
  • Reassigned Medicare billing, Georgia enrollment
  • 4,840 clinicians in this Medicare group
NPI 1396798229 (404) 778-2144

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 6

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
205 services109 patients
Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
78 services58 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
76 services14 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
21 services20 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
14 services11 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30303 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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.

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.

94.56/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality78.49
Promoting Interoperability100
Improvement Activities40
Cost75.54

Other Providers at the Same Location NPPES 8

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

DR. LARONNA S. COLBERT MD
Internal Medicine (Hematology & Oncology)
80 JESSE HILL JR. DR.
ATLANTA, GA 30303
Fulton County (404) 616-4307
DR. ELIAD NEWTON JOHNSON PHARMD
Pharmacist
80 JESSE HILL JR. DR., GRADY HEALTH SYSTEM, PHARMACY & DRUG INFORMATION DEPT.
ATLANTA, GA 30303
Fulton County (404) 616-1155
GABRIELA OPREA M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
80 JESSE HILL JR. DR., ROOM CG-32
ATLANTA, GA 30303
Fulton County (404) 616-7449
MARINA B POPOVIC MOSUNJAC M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
80 JESSE HILL JR. DR., ROOM CG-42
ATLANTA, GA 30303
Fulton County (404) 616-7432
DR. ROGER PANCOAST SIMON MD
Psychiatry & Neurology (Neurology)
80 JESSE HILL JR. DR.
ATLANTA, GA 30303
Fulton County (404) 616-4307
ANDREW N. YOUNG M.D., PH.D.
Pathology (Clinical Pathology/Laboratory Medicine)
80 JESSE HILL JR. DR., GRADY MEMORIAL HOSPITAL
ATLANTA, GA 30303
Fulton County (404) 616-4800
JEFFREY DEAN RICHARDS P.A.
Physician Assistant (Medical)
80 JESSE HILL JR. DR.
ATLANTA, GA 30303
Fulton County (404) 616-5519
DOUGLAS C. PARKER M.D.
Pathology (Anatomic Pathology)
80 JESSE HILL JR. DR., GRADY MEMORIAL HOSPITAL
ATLANTA, GA 30303
Fulton County (404) 616-7433

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 Mario Mosunjac's NPI number?

The NPI number for Mario Mosunjac is 1558319467. It was assigned to this individual provider in the NPPES registry on May 4, 2006.

Where is Mario Mosunjac located?

Mario Mosunjac practices at 80 Jesse Hill Jr. Dr. Room Cg-39, Atlanta, GA 30303. The listed phone number is (404) 616-7429.

What is Mario Mosunjac's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Is Mario Mosunjac enrolled in Medicare?

Yes. Mario Mosunjac is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mario Mosunjac's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mario Mosunjac reassigns Medicare benefits to 2 organizations: Emory Medical Care Foundation Inc (Atlanta, GA) and The Emory Clinic Inc (Atlanta, GA). 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 Mario Mosunjac's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mario Mosunjac accept?

Health plans from Oscar Health list Mario Mosunjac 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 Mario Mosunjac 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.