Woojin Kwak Kowalk, D.O.
Addiction Psychiatry Physician · Decatur, GA
Woojin Kwak Kowalk, D.O. is an addiction psychiatry physician with a practice address in Decatur, Georgia, and NPI 1477781433, issued on Jun 29, 2009. Check the license (Georgia 72649, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Woojin Kwak Kowalk
- Credential
- D.O.
- Primary taxonomy
- Addiction Psychiatry Physician 2084P0802X
- License numbers
- 72649 GA
129858 AL
DO1183 AL
Self-reported in NPPES; status is on the state search - Practice location
- 1670 Clairmont RD, Decatur, GA 30033
- Phone
- (404) 321-6111
- Enumerated
- Jun 29, 2009
- Record last updated
- Dec 4, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicaid IDs
- 151495 AL
225489 GA - Entity
- Type 1 · individual
Also registered at 1670 Clairmont RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- C Aasgaard, PAPhysician Assistant1447234869
- Asalmah Abdulbaaqee-Julien, LMSWSocial Worker1194424762
- Abebe Abera, APRNPsychiatric/Mental Health Nurse Practitioner1720537368
- Sikirat AbolarinNurse Practitioner1407622947
- Hesham Abukhdeir, MDEmergency Medicine Physician1407104862
- Marta Ackers, M.D.Internal Medicine Physician1386829067
Verify Woojin Kwak Kowalk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 72649Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average addiction psychiatry physician in 2024
11 Medicare Part D claims, against an average of 716 among the 421 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Addiction Psychiatry Physician providers in Georgia
There are 31 addiction psychiatry physician records in Georgia.
Other addiction psychiatry physician records in Georgia
- Kambiz Aflatoon, D.O.Lawrenceville, GA1598032682
- Susan Blank, MDLawrenceville, GA1639112584
- Sandra Chapkowski, MDDecatur, GA1508184672
- William Coleman, M.D.Albany, GA1134157381
- Jocelyn Cox, MDAtlanta, GA1912926536
- Karen Drexler, M.D.Decatur, GA1710092051
- Ayman Fareed, M.D.Dahlonega, GA1710997069
- Constantine Galifianakis, M.D.Atlanta, GA1306103858
- Joseph Griffin, M.D.Atlanta, GA1861534802
- Darvin Hege, MDAtlanta, GA1780637090
Common questions
What is Woojin Kwak Kowalk, D.O.'s NPI number?
Woojin Kwak Kowalk, D.O.'s National Provider Identifier (NPI) is 1477781433, issued on Jun 29, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Woojin Kwak Kowalk, D.O. located?
The NPPES record lists a practice address at 1670 Clairmont RD, Decatur, GA, 30033. Phone: (404) 321-6111. Providers update this record themselves, so call before visiting.
How can I verify Woojin Kwak Kowalk, D.O.'s license?
NPPES lists Georgia license number 72649, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Woojin Kwak Kowalk, D.O. prescribe under Medicare Part D?
In 2024, Woojin Kwak Kowalk, D.O. had 11 Medicare Part D claims; the average among addiction psychiatry physician prescribers was 716. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.