Dr. Mark Abiah Stephen, DO
- Medicare services, 2024
- 86
- Medicare patients, 2024
- 43
- Part D claims, 2024
- 5,794
- MIPS score, 2024
- 92
- Hospital affiliations
- 1
- Practice address
- 111-20 Merrick Blvd, Jamaica, NY 11433
- Practice phone
- Call (718) 206-8918
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Jamaica Hospital Emergency Department - Radiology
Jamaica, New York
Find Dr. Stephen's professional email, personal email and mobile number
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Dr. Mark Abiah Stephen is a family medicine physician in Jamaica, New York
Dr. Stephen practices at Jamaica Hospital Emergency Department - Radiology in Jamaica, New York.
Dr. Stephen's NPI, 1275912495, was assigned on May 20, 2015. Dr. Stephen holds New York license 290169.
- NPI
- 1275912495NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618226895
- NPI enumeration date
- May 20, 2015
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (718) 206-8918
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Abiah Stephen practices at Jamaica Hospital Emergency Department - Radiology in Jamaica, New York
Dr. Stephen's primary practice is Jamaica Hospital Emergency Department - Radiology, at 111-20 Merrick Blvd, Jamaica, NY 11433 in Queens County. The practice phone is (718) 206-8918.
- Jamaica Hospital Emergency Department - Radiology111-20 Merrick Blvd, Jamaica, NY 11433 · Queens CountyPhone(718) 206-8918
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Abiah Stephen is affiliated with 3 sites of care and 3 medical groups
Dr. Stephen's primary practice is Jamaica Hospital Emergency Department - Radiology in Jamaica, New York. Dr. Stephen is also affiliated with Jamaica Hospital Medical Center. The medical group on file is Jamaica Hospital Medical Center. Dmand AI also links Dr. Stephen to 2 more medical groups and 1 physician office, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Abiah Stephen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stephen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jamaica Hospital Emergency Department - Radiology | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Abiah Stephen is one of 5,260 family medicine physicians in New York
Family medicine is Dr. Stephen's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Stephen is licensed in New York.
Specialties and state licenses
- Family medicine, New YorkPrimary
Family medicine physicians near Dr. Stephen
Counts of family medicine physicians 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 Abiah Stephen billed Medicare for 86 services in 2024
CMS data shows 86 Medicare services from Dr. Stephen across 2 procedure codes in 2024, all of them office visits, for 43 Medicare patients. Medicare paid $5,057 for them. Every service was in an office.
Dr. Stephen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1072024: 8620%
Dr. Stephen compared with the New York median for family medicine physicians, 2024
- Dr. Stephen
- New York median
- Medicare services
- 86vs 31873% below
- Medicare patients
- 43vs 12967% below
- Part D claims
- 5,314vs 1,0725.0 times
Medians across 5,237 family medicine physicians in New York with Dmand AI profiles that report each measure.
Dr. Stephen'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Abiah Stephen treated 43 Medicare patients in 2024, average age 67
CMS counts 43 Medicare patients who saw Dr. Stephen in 2024. The largest group is 65 to 74, with 27 patients. 65% of them have high blood pressure, and 60% have high cholesterol. 58% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Stephen's median patient age at 53, with 57% women.
Dr. Stephen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Stephen's Medicare patients by sex, 2024
- Women2149%
- Men2251%
Chronic conditions among Dr. Stephen's Medicare patients, 2024
- High blood pressure65%
- High cholesterol60%
- Diabetes37%
- Arthritis30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stephen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Abiah Stephen wrote 5,794 Medicare Part D claims in 2024
In 2024, Dr. Stephen wrote 5,794 Medicare Part D claims for 389 patients. 82% of them were for generic drugs. CMS names the drug for 5,314 of them, across 93 drugs with 11 or more claims each, at $550,182 in total drug cost. In 2023, CMS named 4,027 claims across 79 drugs.
Dr. Stephen's Part D claims by kind of drug, 2024
- Generic4,768 claims82%
- Brand-name852 claims15%
- Other174 claims3%
Dr. Stephen'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. Stephen's Part D claims, 2024
- Antibiotics1%70 of 5,794 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: 4,0272024: 5,31432%
Drugs named by CMS: 93 in 2024, 79 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
Dr. Mark Abiah Stephen scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Stephen for performance year 2024, reported as part of a group. CMS lists Dr. Stephen as offering telehealth.
- Offers telehealth
- Yes
Dr. Stephen's MIPS scores, performance year 2024
- 92of 100Final score
- 82.2of 100Quality
- 79of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Mark Abiah Stephen received $18 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Stephen from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $18.
Companies that paid Dr. Stephen the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Abiah Stephen'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)Clinician Public Reporting: Overall MIPS Performance (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 Abiah Stephen
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 Abiah Stephen's NPI number?
Dr. Mark Abiah Stephen's NPI number is 1275912495. It was assigned on May 20, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Abiah Stephen?
Dr. Mark Abiah Stephen is a family medicine physician in Jamaica, New York. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Mark Abiah Stephen practice?
Dr. Stephen practices at 111-20 Merrick Blvd, Jamaica, NY 11433. Dr. Stephen's primary practice is Jamaica Hospital Emergency Department - Radiology in Jamaica, New York. Dmand AI also links Dr. Stephen to 2 medical groups and 1 physician office.
What is Dr. Mark Abiah Stephen's office phone number?
The practice phone on file for Dr. Stephen is (718) 206-8918.
What is Dr. Mark Abiah Stephen's medical license number?
Dr. Stephen holds New York license 290169.
Which hospitals is Dr. Mark Abiah Stephen affiliated with?
Dr. Stephen is affiliated with Jamaica Hospital Medical Center.
What medical group is Dr. Mark Abiah Stephen part of?
Dr. Stephen is linked to Jamaica Hospital Medical Center. Dmand AI links Dr. Stephen to 2 more medical groups.
Does Dr. Mark Abiah Stephen accept Medicare?
Yes. CMS data shows Dr. Stephen billed Medicare for 86 services in 2024.
Does Dr. Mark Abiah Stephen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Stephen as offering telehealth services.
What is Dr. Mark Abiah Stephen's MIPS score?
Dr. Stephen's MIPS final score for performance year 2024 is 92 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Mark Abiah Stephen see?
CMS counts 43 Medicare patients who saw Dr. Stephen in 2024, with an average age of 67.
What services does Dr. Mark Abiah Stephen bill to Medicare?
In 2024, Dr. Stephen's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. Mark Abiah Stephen prescribe most?
In 2024 Medicare Part D data, Dr. Stephen's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Mark Abiah Stephen received payments from drug or device companies?
CMS Open Payments shows $18 in general payments to Dr. Stephen from 1 company from 2019 to 2019. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Mark Abiah Stephen been practicing?
Dr. Stephen graduated from medical school in 2015, 11 years ago.
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