Ksenija Kos, MD
Neurology Physician · Saint Louis, MO
Ksenija Kos, MD is a neurology physician with a practice address in Saint Louis, Missouri, and NPI 1265454987, issued on Jul 24, 2006. Check the license (Missouri 2001010352, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Ksenija Kos
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 2001010352 MO
Self-reported in NPPES; status is on the state search - Practice location
- 845 N New Ballas CT, Saint Louis, MO 63141
- Phone
- (557) 747-2529
- Enumerated
- Jul 24, 2006
- Record last updated
- Jul 7, 2026
- Fax
- (314) 371-4704
- Medicaid ID
- 205684715 MO
- Medicare enrollment
- Enrolled (PECOS I20040130000283); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 484 in Missouri → Look up another NPI →
Also registered at 845 N New Ballas CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Caplin, M.D.Plastic and Reconstructive Surgery Physician1013082940
- Christine Chen, MDPediatrics Physician1659574275
- Elizabeth ErkerRegistered Dietitian1346400561
Verify Ksenija Kos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2001010352Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% more Medicare Part D claims than the average neurology physician in 2024
2,663 Medicare Part D claims for 471 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 39 claims were for opioids.
Most prescribed
- Memantine Hcl177 claims
- Gabapentin169 claims
- Carbidopa-Levodopa150 claims
- Donepezil Hcl122 claims
- Pregabalin116 claims
- Dextroamphetamine-Amphetamine98 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: $3,004.25
140 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 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
- Mercy Clinic Neurology, LLCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ksenija Kos among 484 neurology physician records in Missouri
Ksenija Kos, MD is one of 484 neurology physician records with a practice address in Missouri. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 67% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1990 · median 2006 among the 285 with a school on file
- Record last updated2026 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Missouri
There are 484 neurology physician records in Missouri.
All 484 in Missouri → Every provider in Saint Louis → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Wegdan Andrews, MDSaint Louis, MO 631411972511723
- Anna Conti, MDSaint Louis, MO 631411275731267
- Bennett Frank, MD,PHDSaint Louis, MO 631411568501245
- Kyeong Lee, MDSt Louis, MO 631411770511271
- William Logan, MDSt Louis, MO 631411750311395
- Advait Mahulikar, M.D.Saint Louis, MO 631411417377383
- Maheen Malik, M.D.Saint Louis, MO 631411205834033
- Harry Meyer, MDSaint Louis, MO 631411376587188
Common questions
What is Ksenija Kos, MD's NPI number?
Ksenija Kos, MD's National Provider Identifier (NPI) is 1265454987, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ksenija Kos, MD located?
The NPPES record lists a practice address at 845 N New Ballas CT, Saint Louis, MO, 63141. Phone: (557) 747-2529. Providers update this record themselves, so call before visiting.
How can I verify Ksenija Kos, MD's license?
NPPES lists Missouri license number 2001010352, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ksenija Kos, MD prescribe under Medicare Part D?
In 2024, Ksenija Kos, MD had 2,663 Medicare Part D claims for 471 beneficiaries; the average among neurology physician prescribers was 1,370. 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.