Dr. Mark Kostin, MD
- Medicare services, 2024
- 170
- Medicare patients, 2024
- 19
- Part D claims, 2024
- 1,211
- Industry payments
- $1,407
- Affiliated sites
- 2
- Practice address
- 260 Ave X, Brooklyn, NY 11223
- Practice phone
- Call (718) 336-8855
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Century Medical and Dental Center
Clinical Lab - Full Service · Brooklyn, New York
Find Dr. Kostin's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark Kostin is an internist in Brooklyn, New York
Dr. Kostin practices at Century Medical and Dental Center in Brooklyn, New York.
Dr. Kostin's NPI, 1790797322, was assigned on August 12, 2006. Dr. Kostin holds New York license 209566.
- NPI
- 1790797322NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719956457
- NPI enumeration date
- August 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 336-8855
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Kostin practices at Century Medical and Dental Center in Brooklyn, New York
Dr. Kostin's primary practice is Century Medical and Dental Center, at 260 Ave X, Brooklyn, NY 11223. The practice phone is (718) 336-8855.
- Century Medical and Dental Center260 Ave X, Brooklyn, NY 11223Phone(718) 336-8855
Source: Dmand AI Affiliation Data
Dr. Mark Kostin is affiliated with 2 sites of care
Dr. Kostin's primary practice is Century Medical and Dental Center in Brooklyn, New York. Dmand AI also links Dr. Kostin to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Kostin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kostin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Century Medical and Dental Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Kostin is one of 9,643 internists in New York
Internal medicine is Dr. Kostin's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kostin is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Kostin
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark Kostin billed Medicare for 170 services in 2024
CMS data shows 170 Medicare services from Dr. Kostin across 2 procedure codes in 2024, all of them office visits, for 19 Medicare patients. Medicare paid $16,242 for them. Every service was in an office.
Dr. Kostin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1862024: 1709%
- Other services
- 2023: 122024: 0100%
Dr. Kostin compared with the New York median for internists, 2024
- Dr. Kostin
- New York median
- Medicare services
- 170vs 42660% below
- Medicare patients
- 19vs 15888% below
- Part D claims
- 991vs 62259% above
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Kostin's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kostin and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Kostin treated 19 Medicare patients in 2024, average age 75
CMS counts 19 Medicare patients who saw Dr. Kostin in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.04, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kostin's median patient age at 61, with 49% women.
Chronic conditions among Dr. Kostin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kostin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women49%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Kostin wrote 1,211 Medicare Part D claims in 2024
In 2024, Dr. Kostin wrote 1,211 Medicare Part D claims for 46 patients. 83% of them were for generic drugs. CMS names the drug for 991 of them, across 41 drugs with 11 or more claims each, at $59,542 in total drug cost. In 2023, CMS named 1,149 claims across 52 drugs.
Dr. Kostin's Part D claims by kind of drug, 2024
- Generic1,009 claims83%
- Brand-name and other202 claims17%
Dr. Kostin's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kostin's Part D claims, 2024
- Opioids12%147 of 1,211 claims
- Antibiotics1%15 of 1,211 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1492024: 99114%
Drugs named by CMS: 41 in 2024, 52 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mark Kostin takes part in Medicare
Dr. Kostin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark Kostin received $1,407 in industry payments from 2016 to 2025
CMS Open Payments shows 43 general payments to Dr. Kostin from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Merz North America, Inc. paid the most, $626.
General payments to Dr. Kostin by program year, 2016 to 2025
General payments to Dr. Kostin by kind, 2016 to 2025
- Food and beverage$1,39799%
- Education$101%
Companies that paid Dr. Kostin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Kostin's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark Kostin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark Kostin's NPI number?
Dr. Mark Kostin's NPI number is 1790797322. It was assigned on August 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Kostin?
Dr. Mark Kostin is an internist in Brooklyn, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark Kostin practice?
Dr. Kostin practices at 260 Ave X, Brooklyn, NY 11223. Dr. Kostin's primary practice is Century Medical and Dental Center in Brooklyn, New York. Dmand AI also links Dr. Kostin to 1 physician office.
What is Dr. Mark Kostin's office phone number?
The practice phone on file for Dr. Kostin is (718) 336-8855.
What is Dr. Mark Kostin's medical license number?
Dr. Kostin holds New York license 209566.
Does Dr. Mark Kostin accept Medicare?
Yes. CMS data shows Dr. Kostin billed Medicare for 170 services in 2024, and Dr. Kostin accepts Medicare assignment.
How many Medicare patients does Dr. Mark Kostin see?
CMS counts 19 Medicare patients who saw Dr. Kostin in 2024, with an average age of 75.
What services does Dr. Mark Kostin bill to Medicare?
In 2024, Dr. Kostin's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. Mark Kostin prescribe most?
In 2024 Medicare Part D data, Dr. Kostin's most prescribed drugs by claims were Oxycodone HCl, Lisinopril and Metformin HCl.
Has Dr. Mark Kostin received payments from drug or device companies?
CMS Open Payments shows $1,407 in general payments to Dr. Kostin from 14 companies from 2016 to 2025. The largest total came from Merz North America, Inc.
How long has Dr. Mark Kostin been practicing?
Dr. Kostin graduated from medical school in 1990, 36 years ago.
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