Dr. Stephen James Rulyak, MD
- Medicare services, 2024
- 300
- Medicare patients, 2024
- 222
- Part D claims, 2024
- 241
- Hospital affiliations
- 2
- Industry payments
- $974
- Practice address
- 825 Eastlake Avenue East, Seattle, WA 98109
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rulyak's professional email, personal email and mobile number
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Dr. Stephen James Rulyak is a gastroenterologist in Seattle, Washington
Dr. Rulyak practices at Fred Hutchinson Cancer Center in Seattle, Washington, part of Fred Hutchinson Cancer Center.
Dr. Rulyak's NPI, 1447330436, was assigned on October 16, 2006. Dr. Rulyak graduated from Perelman School of Med at the University of Pennsylvania in 1997. Dr. Rulyak holds Washington license MD00038512.
- NPI
- 1447330436NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789597725
- NPI enumeration date
- October 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen James Rulyak practices at Fred Hutchinson Cancer Center in Seattle, Washington
Dr. Rulyak's primary practice is Fred Hutchinson Cancer Center, at 825 Eastlake Avenue East, Seattle, WA 98109.
- Fred Hutchinson Cancer Center825 Eastlake Avenue East, Seattle, WA 98109
Source: Dmand AI Affiliation Data
Dr. Stephen James Rulyak is affiliated with 5 sites of care and 3 medical groups
Dr. Rulyak's primary practice is Fred Hutchinson Cancer Center in Seattle, Washington, part of Fred Hutchinson Cancer Center. Dr. Rulyak is also affiliated with UW Medical Center - Montlake. The medical group on file is UW Physicians. Dmand AI also links Dr. Rulyak to 2 more group practices and clinics, 2 medical groups and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen James Rulyak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rulyak practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fred Hutchinson Cancer Center | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Fred Hutchinson Cancer Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stephen James Rulyak is one of 434 gastroenterologists in Washington
Gastroenterology is Dr. Rulyak's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Rulyak is licensed in Washington.
Specialties and state licenses
- Gastroenterology, WashingtonPrimary
Gastroenterologists near Dr. Rulyak
Counts of gastroenterologists 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. Stephen James Rulyak billed Medicare for 300 services in 2024
CMS data shows 300 Medicare services from Dr. Rulyak across 7 procedure codes in 2024, for 222 Medicare patients. Medicare paid $26,665 for them. Every service was in an office.
Dr. Rulyak's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1392024: 20044%
- Other services
- 2023: 852024: 10018%
Dr. Rulyak compared with the Washington median for gastroenterologists, 2024
- Dr. Rulyak
- Washington median
- Medicare services
- 300vs 35616% below
- Medicare patients
- 222vs 2449% below
- Part D claims
- 186vs 27232% below
Medians across 433 gastroenterologists in Washington with Dmand AI profiles that report each measure.
Dr. Rulyak'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. Rulyak and other gastroenterologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen James Rulyak treated 222 Medicare patients in 2024, average age 72
CMS counts 222 Medicare patients who saw Dr. Rulyak in 2024. The largest group is 65 to 74, with 121 patients. 63% of them have high cholesterol, and 61% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.72, 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. Rulyak's median patient age at 61, with 55% women.
Dr. Rulyak's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rulyak's Medicare patients by sex, 2024
- Women12757%
- Men9543%
Chronic conditions among Dr. Rulyak's Medicare patients, 2024
- High cholesterol63%
- High blood pressure61%
- Cancer44%
- Arthritis34%
- Anxiety26%
- Mood disorders25%
- Depression22%
- Ischemic heart disease20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rulyak'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
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen James Rulyak wrote 241 Medicare Part D claims in 2024
In 2024, Dr. Rulyak wrote 241 Medicare Part D claims for 173 patients. 71% of them were for generic drugs. CMS names the drug for 186 of them, across 8 drugs with 11 or more claims each, at $6,440 in total drug cost. In 2023, CMS named 102 claims across 4 drugs.
Dr. Rulyak's Part D claims by kind of drug, 2024
- Generic171 claims71%
- Brand-name70 claims29%
Dr. Rulyak'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. Rulyak's Part D claims, 2024
- Antibiotics8%19 of 241 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: 1022024: 18682%
Drugs named by CMS: 8 in 2024, 4 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. Stephen James Rulyak ranks in the 82nd percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Rulyak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rulyak as offering telehealth. CMS counts 132 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Rulyak, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Rulyak ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 82nd percentile132 procedures
- Colonoscopy
- 78th percentile91 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Stephen James Rulyak received $974 in industry payments from 2016 to 2023
CMS Open Payments shows 41 general payments to Dr. Rulyak from 3 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 93% of the total. Janssen Pharmaceuticals, Inc paid the most, $732.
General payments to Dr. Rulyak by program year, 2016 to 2023
General payments to Dr. Rulyak by kind, 2016 to 2023
- Food and beverage$90693%
- Education$687%
Companies that paid Dr. Rulyak the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen James Rulyak graduated from Perelman School of Med at the University of Pennsylvania
Dr. Rulyak graduated from Perelman School of Med at the University of Pennsylvania in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen James Rulyak'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) |
| 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. Stephen James Rulyak
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. Stephen James Rulyak's NPI number?
Dr. Stephen James Rulyak's NPI number is 1447330436. It was assigned on October 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen James Rulyak?
Dr. Stephen James Rulyak is a gastroenterologist in Seattle, Washington. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Stephen James Rulyak practice?
Dr. Rulyak practices at 825 Eastlake Avenue East, Seattle, WA 98109. Dr. Rulyak's primary practice is Fred Hutchinson Cancer Center in Seattle, Washington, part of Fred Hutchinson Cancer Center. Dmand AI also links Dr. Rulyak to 2 group practices and clinics, 2 medical groups and 1 ambulatory surgery center.
What is Dr. Stephen James Rulyak's medical license number?
Dr. Rulyak holds Washington license MD00038512.
Which hospitals is Dr. Stephen James Rulyak affiliated with?
Dr. Rulyak practices at Fred Hutchinson Cancer Center in Seattle, Washington. Dr. Rulyak is also affiliated with UW Medical Center - Montlake.
What medical group is Dr. Stephen James Rulyak part of?
Dr. Rulyak is linked to UW Physicians. Dmand AI links Dr. Rulyak to 2 more medical groups.
Does Dr. Stephen James Rulyak accept Medicare?
Yes. CMS data shows Dr. Rulyak billed Medicare for 300 services in 2024, and Dr. Rulyak accepts Medicare assignment.
Does Dr. Stephen James Rulyak offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Rulyak as offering telehealth services.
How many Medicare patients does Dr. Stephen James Rulyak see?
CMS counts 222 Medicare patients who saw Dr. Rulyak in 2024, with an average age of 72.
What services does Dr. Stephen James Rulyak bill to Medicare?
In 2024, Dr. Rulyak's most billed Medicare services were medicare service (G0500), surgery: digestive system (45380) and surgery: digestive system (45385).
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Where did Dr. Stephen James Rulyak go to medical school?
Dr. Rulyak graduated from Perelman School of Med at the University of Pennsylvania in 1997.
What drugs does Dr. Stephen James Rulyak prescribe most?
In 2024 Medicare Part D data, Dr. Rulyak's most prescribed drugs by claims were Omeprazole, Sod Sulf-Potass Sulf-Mag Sulf and Gavilyte-G.
Has Dr. Stephen James Rulyak received payments from drug or device companies?
CMS Open Payments shows $974 in general payments to Dr. Rulyak from 3 companies from 2016 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Stephen James Rulyak been practicing?
Dr. Rulyak graduated from medical school in 1997, 29 years ago.
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