Dr. Mark Sulkowski, MD

  • Baltimore, MD
  • Infectious disease specialist
NPI1790715423PAC ID7315078110
Medicare services, 2024
105
Medicare patients, 2024
63
Part D claims, 2024
152
Publications
151
MIPS score, 2024
83
Practice address
600 N Wolfe St, Baltimore, MD 21287
Practice phone
Call (855) 662-3017
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Johns Hopkins Hospital Nelson/Harvey Building

Baltimore, Maryland

See all 4 affiliations

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Dr. Mark Sulkowski is an infectious disease specialist in Baltimore, Maryland

Dr. Sulkowski practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland.

Dr. Sulkowski's NPI, 1790715423, was assigned on July 5, 2006. Dr. Sulkowski graduated from Lewis Katz School of Medicine at Temple University in 1992. Dr. Sulkowski holds Maryland license D50380.

NPI and contact details
Medicare PAC ID
7315078110
NPI enumeration date
July 5, 2006
NPI status
Active
Offers telehealth
Yes
Practice phone
(855) 662-3017
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
60
Medical school graduation
1992

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Mark Sulkowski practices at Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland

Dr. Sulkowski's primary practice is Johns Hopkins Hospital Nelson/Harvey Building, at 600 N Wolfe St, Baltimore, MD 21287 in Baltimore City. The practice phone is (855) 662-3017.

  • Johns Hopkins Hospital Nelson/Harvey Building
    600 N Wolfe St, Baltimore, MD 21287 · Baltimore CityPhone(855) 662-3017

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mark Sulkowski is affiliated with 3 sites of care and 1 medical group

Dr. Sulkowski's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Dr. Sulkowski is also affiliated with The Johns Hopkins Hospital. The medical group on file is Johns Hopkins University. Dmand AI also links Dr. Sulkowski to 1 more hospital, named with a free account.

See all 4 affiliations for Dr. Sulkowski

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 Sulkowski's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sulkowski practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Johns Hopkins Hospital Nelson/Harvey BuildingAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark Sulkowski is one of 303 infectious disease specialists in Maryland

Infectious disease is Dr. Sulkowski's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Sulkowski is licensed in Maryland.

Specialties and state licenses

  • Infectious disease, MarylandPrimaryLicense D50380 · taxonomy 207RI0200X

Infectious disease specialists near Dr. Sulkowski

Counts of infectious disease specialists 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 Sulkowski billed Medicare for 105 services in 2024

CMS data shows 105 Medicare services from Dr. Sulkowski across 4 procedure codes in 2024, for 63 Medicare patients. Medicare paid $5,241 for them.

Medicare services, 2024105
Medicare patients63
Paid by Medicare$5,241
Procedure codes4

Dr. Sulkowski's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 202024: 62210%
Other services
2023: 02024: 43

Where Dr. Sulkowski's Medicare services took place, 2024

  • In an office6764%
  • In a facility3836%

Dr. Sulkowski compared with the Maryland median for infectious disease specialists, 2024

  • Dr. Sulkowski
  • Maryland median
Medicare services
105vs 21752% below
Medicare patients
63vs 12650% below
Part D claims
80vs 9818% below

Medians across 250 infectious disease specialists in Maryland with Dmand AI profiles that report each measure.

Dr. Sulkowski'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.

See all procedures by Dr. Sulkowski

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Mark Sulkowski treated 63 Medicare patients in 2024, average age 69

CMS counts 63 Medicare patients who saw Dr. Sulkowski in 2024. The largest group is 65 to 74, with 28 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.66, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Sulkowski's median patient age at 69, with 44% women.

Medicare patients, 202463
Average age69
Average risk score2.66
Also on Medicaid27%

Dr. Sulkowski's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Sulkowski's Medicare patients by sex, 2024

  • Women3962%
  • Men2438%

Chronic conditions among Dr. Sulkowski's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol70%
  3. Arthritis56%
  4. Mood disorders51%
  5. Depression41%
  6. Diabetes41%
  7. Anxiety40%
  8. Chronic kidney disease38%

Share of Medicare patients with each condition. A patient can have several.

Dr. Sulkowski's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women44%
  • Men56%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mark Sulkowski wrote 152 Medicare Part D claims in 2024

In 2024, Dr. Sulkowski wrote 152 Medicare Part D claims for 12 patients. 70% of them were for generic drugs. CMS names the drug for 80 of them, across 5 drugs with 11 or more claims each, at $126,831 in total drug cost. In 2023, CMS named 44 claims across 2 drugs.

Part D claims, 2024152
Drugs named by CMS5
Total drug cost$126,831
Part D patients12

Dr. Sulkowski's Part D claims by kind of drug, 2024

  • Generic107 claims70%
  • Brand-name45 claims30%

Dr. Sulkowski'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 442024: 8082%

Drugs named by CMS: 5 in 2024, 2 in 2023.

See all prescribing by Dr. Sulkowski

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 Sulkowski scored 83 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Sulkowski for performance year 2024, reported as part of a group. CMS lists Dr. Sulkowski as offering telehealth.

Offers telehealth
Yes

Dr. Sulkowski's MIPS scores, performance year 2024

  • 83of 100Final score
  • 73.9of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 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 Sulkowski has 151 publications on record

Dmand AI links 151 papers to Dr. Sulkowski, published from 2016 to 2025. 2016 was the busiest year, with 23. The most frequent topics are Antiviral Agents, Hepatitis C and Hepacivirus. Dr. Sulkowski has published most often in Clin Infect Dis. Dr. Sulkowski's most frequent co-authors are Richard K. Sterling, MD, David L. Wyles, MD and Diana Marina Brainard, MD.

Papers151
Years published2016 to 2025

Dr. Sulkowski's papers by year, 2016 to 2025

Topics Dr. Sulkowski writes about most

  • Antiviral Agents
  • Hepatitis C
  • Hepacivirus
  • Hepatitis C, Chronic
  • HIV Infections
  • Sofosbuvir
  • Coinfection
  • Hepatitis B virus

Dr. Sulkowski's most frequent co-authors

Recent publications by Dr. Sulkowski

See all 151 publications and co-authors

See who Dr. Sulkowski researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sulkowski works with, so you can find a warm path to the right infectious disease specialists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Mark Sulkowski received $493,724 in industry payments from 2016 to 2025

CMS Open Payments shows 418 general payments to Dr. Sulkowski from 12 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 80% of the total. Gilead Sciences, Inc. paid the most, $239,281. It also lists 20 research payments totaling $25,759 from 2016 to 2020.

General payments to Dr. Sulkowski by program year, 2016 to 2025

General payments to Dr. Sulkowski by kind, 2016 to 2025

$493.7Kin total
  • Consulting fees$395,93380%
  • Travel and lodging$72,66715%
  • Speaker and faculty fees$13,1343%
  • Food and beverage$6,9911%
  • Other$5,0001%

Companies that paid Dr. Sulkowski the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Sulkowski

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Mark Sulkowski graduated from Lewis Katz School of Medicine at Temple University

Dr. Sulkowski graduated from Lewis Katz School of Medicine at Temple University in 1992.

  1. Medical schoolLewis Katz School of Medicine at Temple University

Source: Dmand AI Professional Profile Data

Sources for Dr. Mark Sulkowski's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Mark Sulkowski

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 Sulkowski's NPI number?

Dr. Mark Sulkowski's NPI number is 1790715423. It was assigned on July 5, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark Sulkowski?

Dr. Mark Sulkowski is an infectious disease specialist in Baltimore, Maryland. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Mark Sulkowski practice?

Dr. Sulkowski practices at 600 N Wolfe St, Baltimore, MD 21287. Dr. Sulkowski's primary practice is Johns Hopkins Hospital Nelson/Harvey Building in Baltimore, Maryland. Dmand AI also links Dr. Sulkowski to 1 hospital.

What is Dr. Mark Sulkowski's office phone number?

The practice phone on file for Dr. Sulkowski is (855) 662-3017.

What is Dr. Mark Sulkowski's medical license number?

Dr. Sulkowski holds Maryland license D50380.

Which hospitals is Dr. Mark Sulkowski affiliated with?

Dr. Sulkowski is affiliated with The Johns Hopkins Hospital. Dmand AI links Dr. Sulkowski to 1 more hospital.

What medical group is Dr. Mark Sulkowski part of?

Dr. Sulkowski is linked to Johns Hopkins University.

Does Dr. Mark Sulkowski accept Medicare?

Yes. CMS data shows Dr. Sulkowski billed Medicare for 105 services in 2024.

Does Dr. Mark Sulkowski offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Sulkowski as offering telehealth services.

What is Dr. Mark Sulkowski's MIPS score?

Dr. Sulkowski's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Mark Sulkowski see?

CMS counts 63 Medicare patients who saw Dr. Sulkowski in 2024, with an average age of 69.

What services does Dr. Mark Sulkowski bill to Medicare?

In 2024, Dr. Sulkowski's most billed Medicare services were medicare service (G2211), hospital inpatient care (99232) and office visit, established patient (99214).

Where did Dr. Mark Sulkowski go to medical school?

Dr. Sulkowski graduated from Lewis Katz School of Medicine at Temple University in 1992.

What drugs does Dr. Mark Sulkowski prescribe most?

In 2024 Medicare Part D data, Dr. Sulkowski's most prescribed drugs by claims were Dovato, Sertraline HCl and Entecavir.

Has Dr. Mark Sulkowski received payments from drug or device companies?

CMS Open Payments shows $493,724 in general payments to Dr. Sulkowski from 12 companies from 2016 to 2025. The largest total came from Gilead Sciences, Inc.

How long has Dr. Mark Sulkowski been practicing?

Dr. Sulkowski graduated from medical school in 1992, 34 years ago.

Does Dr. Mark Sulkowski do research?

Dmand AI links 151 publications to Dr. Sulkowski, published from 2016 to 2025.

Who does Dr. Mark Sulkowski publish with?

Dr. Sulkowski's most frequent co-authors are Richard K. Sterling, MD (16 shared papers), David L. Wyles, MD (15 shared papers) and Diana Marina Brainard, MD (11 shared papers).

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