Abdominal InjuriesLaparotomyNegative-Pressure Wound Therapy
Dr. Michael T. Martyak, MD
NPI1255621900PAC ID5698085504
- Medicare services, 2024
- 558
- Medicare patients, 2024
- 355
- Part D claims, 2024
- 30
- Publications
- 15
- Hospital affiliations
- 5
- Practice address
- 600 Gresham Dr, Norfolk, VA 23507
- Practice phone
- Call (757) 388-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Martyak'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. Michael T. Martyak is a surgical critical care physician in Norfolk, Virginia
Dr. Martyak practices at Sentara Norfolk General Hospital in Norfolk, Virginia, part of Sentara Health.
Dr. Martyak's NPI, 1255621900, was assigned on April 14, 2011. Dr. Martyak graduated from Eastern Virginia Medical School in 2011. Dr. Martyak holds Virginia license 0101262206.
NPI and contact details
- NPI
- 1255621900NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698085504
- NPI enumeration date
- April 14, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (757) 388-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael T. Martyak practices at Sentara Norfolk General Hospital in Norfolk, Virginia
Dr. Martyak's primary practice is Sentara Norfolk General Hospital, at 600 Gresham Dr, Norfolk, VA 23507 in Norfolk City. The practice phone is (757) 388-3000.
- Sentara Norfolk General Hospital600 Gresham Dr, Norfolk, VA 23507 · Norfolk CityPhone(757) 388-3000
Source: Dmand AI Affiliation Data
Dr. Michael T. Martyak is affiliated with 7 sites of care and 1 medical group
Dr. Martyak's primary practice is Sentara Norfolk General Hospital in Norfolk, Virginia, part of Sentara Health. Dr. Martyak is also affiliated with Sentara Leigh Hospital. The medical group on file is EVMS Medical Group. Dmand AI also links Dr. Martyak to 3 more hospitals, 1 group practice or clinic and 1 hospital outpatient department, each named with a free account.
Sentara Leigh HospitalEVMS Medical Group3 hospitalsNames with a free account1 group practice or clinicName with a free account1 hospital outpatient departmentName with a free account
See all 8 affiliations for Dr. MartyakSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael T. Martyak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Martyak practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sentara Norfolk General Hospital | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Michael T. Martyak is one of 62 surgical critical care physicians in Virginia
Surgical critical care is Dr. Martyak's primary specialty in the NPI Registry, under taxonomy code 2086S0102X. Dr. Martyak is licensed in Virginia.
Specialties and state licenses
- Surgical critical care, VirginiaPrimary
Surgical critical care physicians near Dr. Martyak
Counts of surgical critical care physicians with a Dmand AI profile, by place and practice. Each opens the list.
62surgical critical care physicians in Virginia
8surgical critical care physicians in Norfolk
6surgical critical care physicians at Sentara Norfolk General HospitalSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael T. Martyak billed Medicare for 558 services in 2024
CMS data shows 558 Medicare services from Dr. Martyak across 9 procedure codes in 2024, for 355 Medicare patients. Medicare paid $55,345 for them.
Medicare services, 2024558
Medicare patients355
Paid by Medicare$55,345
Procedure codes9
Dr. Martyak's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7082024: 55821%
Where Dr. Martyak's Medicare services took place, 2024
- In an office285%
- In a facility53095%
Dr. Martyak compared with the Virginia median for surgical critical care physicians, 2024
- Dr. Martyak
- Virginia median
- Medicare services
- 558vs 2542.2 times
- Medicare patients
- 355vs 1772.0 times
- Part D claims
- 18vs 1613% above
Medians across 64 surgical critical care physicians in Virginia with Dmand AI profiles that report each measure.
Dr. Martyak'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. Michael T. Martyak treated 355 Medicare patients in 2024, average age 76
CMS counts 355 Medicare patients who saw Dr. Martyak in 2024. The largest group is 75 to 84, with 120 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 2.31, 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. Martyak's median patient age at 50, with 45% women.
Medicare patients, 2024355
Average age76
Average risk score2.31
Also on Medicaid16%
Dr. Martyak's Medicare patients by age, 2024
Dr. Martyak's Medicare patients by sex, 2024
- Women16346%
- Men19254%
Chronic conditions among Dr. Martyak's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Diabetes45%
- Ischemic heart disease45%
- Heart failure44%
- Mood disorders43%
- Chronic kidney disease40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Martyak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael T. Martyak wrote 30 Medicare Part D claims in 2024
In 2024, Dr. Martyak wrote 30 Medicare Part D claims for 24 patients. 100% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $29 in total drug cost. In 2023, CMS named 14 claims across 1 drug.
Part D claims, 202430
Drugs named by CMS1
Total drug cost$29
Part D patients24
Dr. Martyak'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. Martyak's Part D claims, 2024
- Opioids63%19 of 30 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: 142024: 1829%
Drugs named by CMS: 1 in 2024, 1 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. Michael T. Martyak takes part in Medicare
Dr. Martyak accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Michael T. Martyak has 15 publications on record
Dmand AI links 15 papers to Dr. Martyak, published from 2020 to 2025. 2021 was the busiest year, with 3. The most frequent topics are Surgical Wound Infection, Intensive Care Units and Laparotomy. Dr. Martyak has published most often in Am Surg. Dr. Martyak's most frequent co-authors are Ishraq Khan Kabir, MD, Julia Ashley Margo Heaton, MD and Daisy Maravilla Proksch, MD.
Papers15
Years published2020 to 2025
Dr. Martyak's papers by year, 2020 to 2025
Topics Dr. Martyak writes about most
- Surgical Wound Infection
- Intensive Care Units
- Laparotomy
- Length of Stay
- Abdominal Injuries
- Anti-Bacterial Agents
- Antibiotic Prophylaxis
- Anticoagulants
Dr. Martyak's most frequent co-authors
- Ishraq Khan Kabir, MD5 shared papers
- Julia Ashley Margo Heaton, MD3 shared papers
- Daisy Maravilla Proksch, MD2 shared papers
Recent publications by Dr. Martyak
J Trauma Acute Care Surg
Endoscopy, GastrointestinalGastrointestinal HemorrhageResuscitation
Internship and ResidencyPalliative CarePractice Patterns, Physicians'
Abdominal InjuriesAnti-Bacterial AgentsAntibiotic Prophylaxis
Accidents, TrafficAlcohol DrinkingHead Protective Devices
See who Dr. Martyak researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Martyak works with, so you can find a warm path to the right surgical critical care physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael T. Martyak received $46,622 in industry payments from 2017 to 2025
CMS Open Payments shows 119 general payments to Dr. Martyak from 24 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 36% of the total. Teleflex LLC paid the most, $28,636.
General payments to Dr. Martyak by program year, 2017 to 2025
General payments to Dr. Martyak by kind, 2017 to 2025
$46.6Kin total
- Speaker and faculty fees$16,92536%
- Consulting fees$14,49631%
- Education$7,79517%
- Food and beverage$4,2919%
- Travel and lodging$3,1157%
Companies that paid Dr. Martyak the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael T. Martyak graduated from Eastern Virginia Medical School
Dr. Martyak graduated from Eastern Virginia Medical School in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael T. Martyak'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Michael T. Martyak
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. Michael T. Martyak's NPI number?
Dr. Michael T. Martyak's NPI number is 1255621900. It was assigned on April 14, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael T. Martyak?
Dr. Michael T. Martyak is a surgical critical care physician in Norfolk, Virginia. The primary specialty in the NPI Registry is Surgical Critical Care Physician (taxonomy code 2086S0102X).
Where does Dr. Michael T. Martyak practice?
Dr. Martyak practices at 600 Gresham Dr, Norfolk, VA 23507. Dr. Martyak's primary practice is Sentara Norfolk General Hospital in Norfolk, Virginia, part of Sentara Health. Dmand AI also links Dr. Martyak to 3 hospitals, 1 group practice or clinic and 1 hospital outpatient department.
What is Dr. Michael T. Martyak's office phone number?
The practice phone on file for Dr. Martyak is (757) 388-3000.
What is Dr. Michael T. Martyak's medical license number?
Dr. Martyak holds Virginia license 0101262206.
Which hospitals is Dr. Michael T. Martyak affiliated with?
Dr. Martyak practices at Sentara Norfolk General Hospital in Norfolk, Virginia. Dr. Martyak is also affiliated with Sentara Leigh Hospital. Dmand AI links Dr. Martyak to 3 more hospitals.
What medical group is Dr. Michael T. Martyak part of?
Dr. Martyak is linked to EVMS Medical Group.
Does Dr. Michael T. Martyak accept Medicare?
Yes. CMS data shows Dr. Martyak billed Medicare for 558 services in 2024, and Dr. Martyak accepts Medicare assignment.
How many Medicare patients does Dr. Michael T. Martyak see?
CMS counts 355 Medicare patients who saw Dr. Martyak in 2024, with an average age of 76.
What services does Dr. Michael T. Martyak bill to Medicare?
In 2024, Dr. Martyak's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99223).
Show 6 more questionsShow fewer questions
Where did Dr. Michael T. Martyak go to medical school?
Dr. Martyak graduated from Eastern Virginia Medical School in 2011.
What drugs does Dr. Michael T. Martyak prescribe most?
In 2024 Medicare Part D data, Dr. Martyak's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Michael T. Martyak received payments from drug or device companies?
CMS Open Payments shows $46,622 in general payments to Dr. Martyak from 24 companies from 2017 to 2025. The largest total came from Teleflex LLC.
How long has Dr. Michael T. Martyak been practicing?
Dr. Martyak graduated from medical school in 2011, 15 years ago.
Does Dr. Michael T. Martyak do research?
Dmand AI links 15 publications to Dr. Martyak, published from 2020 to 2025.
Who does Dr. Michael T. Martyak publish with?
Dr. Martyak's most frequent co-authors are Ishraq Khan Kabir, MD (5 shared papers), Julia Ashley Margo Heaton, MD (3 shared papers) and Daisy Maravilla Proksch, MD (2 shared papers).
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