Markos I. Koutsos, M.D.
Specialist · Brooklyn, NY
Markos I. Koutsos, M.D. is a specialist with a practice address in Brooklyn, New York, and NPI 1295818680, issued on Oct 23, 2006. Check the license (New York 187114, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Markos I. Koutsos
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- 187114 NY
Self-reported in NPPES; status is on the state search - Practice location
- 421 78TH St, Brooklyn, NY 11209
- Phone
- (718) 491-0706
- Enumerated
- Oct 23, 2006
- Record last updated
- Apr 9, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (718) 491-0732
- Medicare enrollment
- Enrolled (PECOS I20071227000192); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest specialist records → All 22,636 in New York → Look up another NPI →
Also registered at 421 78TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Spiro Gallousis, M.DSpecialist1265510291
Verify Markos I. Koutsos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 187114Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% more Medicare Part D claims than the average specialist in 2024
2,517 Medicare Part D claims for 324 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Pantoprazole Sodium275 claims
- Amlodipine Besylate146 claims
- Atorvastatin Calcium108 claims
- Rosuvastatin Calcium108 claims
- Simvastatin83 claims
- Metformin Hcl82 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $287.80
12 payments; by number, the most common kind was food and beverage; the largest payer was Qol Medical, LLC. The 5,844 providers of this specialty with any payment received $4,760.79 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
- Jose L. Lantin, MD, PCYonkers, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Markos I. Koutsos among 22,636 specialist records in New York
Markos I. Koutsos, M.D. is one of 22,636 specialist records with a practice address in New York. 6% 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 1% of them.
- NPI issued2006 · 1% of these records are older, 92% newer
- In a Medicare fileYes · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 4% of these records are
- Graduated1986 · median 1990 among the 943 with a school on file
- Record last updated2008 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5,700 specialist records list a practice address in Brooklyn
They are 5,700 of the 64,057 NPPES records with a practice address in Brooklyn, and 22,636 specialist records in New York.
All 22,636 in New York → Every provider in Brooklyn → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Mai Abdalla, DPTBrooklyn, NY 112091245261916
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- Ronald BrancaccioBrooklyn, NY 112091174578769
- Rami Daya, MDBrooklyn, NY 112091154380376
- Ami Desai, M.D.Brooklyn, NY 112091902838683
- David Fernandes, M.D.Brooklyn, NY 112091730280736
- Douglas Finn, M.D.Brooklyn, NY 112091255445698
- Alaa Hassan, PTBrooklyn, NY 112091205881406
Common questions
What is Markos I. Koutsos, M.D.'s NPI number?
Markos I. Koutsos, M.D.'s National Provider Identifier (NPI) is 1295818680, issued on Oct 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Markos I. Koutsos, M.D. located?
The NPPES record lists a practice address at 421 78TH St, Brooklyn, NY, 11209. Phone: (718) 491-0706. Providers update this record themselves, so call before visiting.
How can I verify Markos I. Koutsos, M.D.'s license?
NPPES lists New York license number 187114, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Markos I. Koutsos, M.D. prescribe under Medicare Part D?
In 2024, Markos I. Koutsos, M.D. had 2,517 Medicare Part D claims for 324 beneficiaries; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.
What is Markos I. Koutsos, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.