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DR. MICHAEL SUNGSOO YOON MD
NPI 1316574593
Psychiatry & Neurology - Addiction Psychiatry in Decatur, GA

Active since March 26, 2020PECOS EnrolledAccepts Medicare Assignment
2701 N DECATUR RD, DECATUR, GA 30033(404) 501-1000 Get Directions Write a Review

NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 13, 2025, Sep 7, 2024, Sep 24, 2020 and 1 more (4 updates tracked since 2020).

About Dr. Michael Sungsoo Yoon Md NPPES

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

DR. MICHAEL SUNGSOO YOON MD (NPI 1316574593) is an individual addiction psychiatry provider in Decatur, Georgia, licensed in Georgia (105652) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Emory Decatur Hospital, and is a graduate of University Of South Florida College Of Medicine (2020).

NPPES Registry Identity

NPI1316574593
Entity TypeIndividualMale
Primary Taxonomy2084P0802X
Provider Legal NameDR. MICHAEL SUNGSOO YOONCredential: MD
Location Address2701 N DECATUR RDDecatur, GA 30033-5918
Mailing Address115 Mill StBelmont, MA 02478-1048
Phone(404) 501-1000
Sole ProprietorNo
Medical School CMSUniversity Of South Florida College Of MedicineGraduated 2020
Enumeration DateMarch 26, 2020
Last NPPES UpdateAugust 13, 20254 updates tracked since enumeration
NPPES CertifiedAugust 13, 2025
✔ NPI 1316574593 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Addiction PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0802X
Licenses✔ Licensed in GA · 105652✔ Licensed in MA · 1018465
Definition
Addiction Psychiatry is a subspecialty of psychiatry that focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.
2701 N DECATUR RD, Decatur, GA 30033
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of Alabama and more.Insurance ›

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

Dr. Michael Sungsoo Yoon Md 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 ID9931524188
PECOS Enrollment IDI20251002001889
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.

Hospital Affiliations CMS Care Compare

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

Emory Decatur Hospital

Acute Care Hospitals · Decatur, GA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110076
Location2701 N Decatur RoadDecatur, GA 30033 · De Kalb County
Emergency services Birthing friendly

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.

DR. JONATHAN JOEL PERKINS M.D.
Family Medicine
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (404) 501-5422
VANESSA TREASTER CNM
Advanced Practice Midwife
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (404) 501-1000
AOP ASSOCIATES LLC
Dentist (Oral and Maxillofacial Pathology)
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (404) 501-7445
SARAH BUSHNAG
Student in an Organized Health Care Education/Training Program
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (404) 501-1000
JAMES PATRICK THOMSON MD
Anesthesiology
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (678) 514-1991
DR. ALYSSA BRAATEN PH.D.
Clinical Neuropsychologist
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (404) 321-6111
SHANNON MARIE O'BRIEN
Pathology (Anatomic Pathology & Clinical Pathology)
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (404) 501-1000
SARAH KATE PHILLIPS ORTON MSOT, OTR/L
Occupational Therapist
2701 N DECATUR RD
DECATUR, GA 30033
Dekalb County (404) 501-5852

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 Michael Yoon's NPI number?

The NPI number for Michael Yoon is 1316574593. It was assigned to this individual provider in the NPPES registry on March 26, 2020.

Where is Michael Yoon located?

Michael Yoon practices at 2701 N Decatur Rd, Decatur, GA 30033. The listed phone number is (404) 501-1000.

What is Michael Yoon's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Psychiatry, with taxonomy code 2084P0802X.

Is Michael Yoon enrolled in Medicare?

Yes. Michael Yoon 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.

What insurance does Michael Yoon accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee list Michael Yoon 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 Michael Yoon affiliated with any hospitals?

According to CMS data, Michael Yoon is affiliated with Emory Decatur Hospital.

When was this NPI record last updated?

The NPPES record for Michael Yoon was last updated on August 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.