Gideon Leigh Matzkin, MD
Psychiatry Physician · Decatur, GA
Gideon Leigh Matzkin, MD is a psychiatry physician with a practice address in Decatur, Georgia, and NPI 1518451269, issued on Jun 17, 2018. Check the license (Georgia 87095, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gideon Leigh Matzkin
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 87095 GA
Self-reported in NPPES; status is on the state search - Practice location
- 2440 Lawrenceville Hwy Ste 200, Decatur, GA 30033
- Phone
- (470) 589-5858
- Enumerated
- Jun 17, 2018
- Record last updated
- Feb 17, 2026
- Fax
- (470) 589-4040
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,291 in Georgia → Look up another NPI →
Also registered at 2440 Lawrenceville Hwy Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Delia Lang, PHDClinical Psychologist1376896696
- Lauren Marx, PHDClinical Child & Adolescent Psychologist1952820052
Verify Gideon Leigh Matzkin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 87095Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average psychiatry physician in 2024
121 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Clonazepam23 claims
- Lorazepam16 claims
- Escitalopram Oxalate13 claims
- Bupropion Xl12 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.
Gideon Leigh Matzkin among 1,291 psychiatry physician records in Georgia
Gideon Leigh Matzkin, MD is one of 1,291 psychiatry physician records with a practice address in Georgia. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 15% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2026 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
93 psychiatry physician records list a practice address in Decatur
They are 93 of the 5,079 NPPES records with a practice address in Decatur, and 1,291 psychiatry physician records in Georgia.
All 1,291 in Georgia → Every provider in Decatur → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Farooq Amin, M.D.Decatur, GA 300331619906229
- David Baltzell, M.DDecatur, GA 300331023054582
- Joseph Bishop, M.D.Decatur, GA 300331548298805
- James Bremner, MDDecatur, GA 300331881637635
- John Chandler, RNDecatur, GA 300331124058763
- Chris Crowe, PH.D.Decatur, GA 300331245266071
- Erica Duncan, MDDecatur, GA 300331649207531
- Vanessa Gordon-Brown, M.D.Decatur, GA 300331316975436
Common questions
What is Gideon Leigh Matzkin, MD's NPI number?
Gideon Leigh Matzkin, MD's National Provider Identifier (NPI) is 1518451269, issued on Jun 17, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Gideon Leigh Matzkin, MD located?
The NPPES record lists a practice address at 2440 Lawrenceville Hwy Ste 200, Decatur, GA, 30033. Phone: (470) 589-5858. Providers update this record themselves, so call before visiting.
How can I verify Gideon Leigh Matzkin, MD's license?
NPPES lists Georgia license number 87095, 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 Gideon Leigh Matzkin, MD prescribe under Medicare Part D?
In 2024, Gideon Leigh Matzkin, MD had 121 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.