Oksana Kershteyn, MD
Psychiatry Physician · Milton, GA
Oksana Kershteyn, MD is a psychiatry physician with a practice address in Milton, Georgia, and NPI 1447412200, issued on Jul 1, 2008. Check the license (Georgia GA65470, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Oksana Kershteyn
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- GA65470 GA
Self-reported in NPPES; status is on the state search - Practice location
- 850 Mayfield RD Ste 203, Milton, GA 30009
- Phone
- (707) 886-5700
- Enumerated
- Jul 1, 2008
- Record last updated
- Aug 14, 2023
- Medicare enrollment
- Enrolled (PECOS I20251231000826); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,291 in Georgia → Look up another NPI →
Also registered at 850 Mayfield RD Ste 203
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laurie Adams, LPCProfessional Counselor1205181880
- Rholonda Adams, PMHNPPsychiatric/Mental Health Nurse Practitioner1407571425
- Latitia Butler, LPCProfessional Counselor1659167526
- Jaketa Groves, LPCProfessional Counselor1376317487
- Teresa Lane, PMHNPPsychiatric/Mental Health Clinical Nurse Specialist1770638397
- Darlene McNulty, D.O.Psychiatry Physician1235215211
Verify Oksana Kershteyn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license GA65470Check 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
115 Medicare Part D claims for 23 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Escitalopram Oxalate13 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.
Industry payments in 2024: $168.61
5 payments; by number, the most common kind was food and beverage; the largest payer was Axsome Therapeutics, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Wellstar Medical Group LLCMarietta, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Oksana Kershteyn among 1,291 psychiatry physician records in Georgia
Oksana Kershteyn, 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 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 37% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1992 · median 2002 among the 516 with a school on file
- Record last updated2023 · 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).
3 psychiatry physician records list a practice address in Milton
They are 3 of the 122 NPPES records with a practice address in Milton, and 1,291 psychiatry physician records in Georgia.
All 1,291 in Georgia → Every provider in Milton → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Mohammad Ahmad, M.D.Alpharetta, GA 300091831273036
- Grisel Jimenez, M.D.Alpharetta, GA 300091316183197
- Mary Lisa Kuhlman, MDAlpharetta, GA 300091154524320
- Darlene McNulty, D.O.Milton, GA 300091235215211
- Nirupama Natarajan, MDMilton, GA 300091942411251
- Nirupama Tamirisa, M.D.Alpharetta, GA 300091700226172
- James Vargo, MDAlpharetta, GA 300091558424408
- Timothy HsuMarietta, GA 300081003436502
Common questions
What is Oksana Kershteyn, MD's NPI number?
Oksana Kershteyn, MD's National Provider Identifier (NPI) is 1447412200, issued on Jul 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Oksana Kershteyn, MD located?
The NPPES record lists a practice address at 850 Mayfield RD Ste 203, Milton, GA, 30009. Phone: (707) 886-5700. Providers update this record themselves, so call before visiting.
How can I verify Oksana Kershteyn, MD's license?
NPPES lists Georgia license number GA65470, 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 Oksana Kershteyn, MD prescribe under Medicare Part D?
In 2024, Oksana Kershteyn, MD had 115 Medicare Part D claims for 23 beneficiaries; 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.