Dr. Marc D. Horton, MD
- Medicare services, 2022
- 13
- Medicare patients, 2024
- 14
- Part D claims, 2018
- 12
- MIPS score, 2024
- 87
- Hospital affiliations
- 1
- Practice address
- 747 Broadway, Seattle, WA 98122
- Practice phone
- Call (206) 386-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Swedish Medical Center -First Hill
Seattle, Washington
Find Dr. Horton's professional email, personal email and mobile number
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Dr. Marc D. Horton is a general surgeon in Seattle, Washington
Dr. Horton practices at Swedish Medical Center -First Hill in Seattle, Washington.
Dr. Horton's NPI, 1093755142, was assigned on June 7, 2006. Dr. Horton graduated from University of Washington School of Medicine in 1987. Dr. Horton holds Washington license MD00026379.
- NPI
- 1093755142NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860381761
- NPI enumeration date
- June 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (206) 386-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marc D. Horton practices at Swedish Medical Center -First Hill in Seattle, Washington
Dr. Horton's primary practice is Swedish Medical Center -First Hill, at 747 Broadway, Seattle, WA 98122 in King County. The practice phone is (206) 386-6000.
- Swedish Medical Center -First Hill747 Broadway, Seattle, WA 98122 · King CountyPhone(206) 386-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marc D. Horton is affiliated with 3 sites of care and 1 medical group
Dr. Horton's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dr. Horton is also affiliated with Swedish First Hill Campus. The medical group on file is Swedish Health Services. Dmand AI also links Dr. Horton to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Marc D. Horton's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Horton practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Swedish Medical Center -First Hill | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marc D. Horton is one of 642 general surgeons in Washington
Surgery is Dr. Horton's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Horton is licensed in Washington.
Specialties and state licenses
- Surgery, WashingtonPrimary
General surgeons near Dr. Horton
Counts of general surgeons 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. Marc D. Horton billed Medicare for 13 services in 2022
CMS data shows 13 Medicare services from Dr. Horton across 1 procedure code in 2022, all of them office visits, for 14 Medicare patients. Medicare paid $1,053 for them. Every service was in an office.
Dr. Horton's Medicare services by type, 2019 to 2022
- 2019
- 2022
- Office and hospital visits
- 2019: 152022: 1313%
Dr. Horton compared with the Washington median for general surgeons, 2022
- Dr. Horton
- Washington median
- Medicare services
- 13vs 9286% below
- Medicare patients
- 14vs 8884% below
- Part D claims
- 12vs 3364% below
Medians across 610 general surgeons in Washington with Dmand AI profiles that report each measure.
Dr. Horton's most billed Medicare procedure codes, 2022
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. Marc D. Horton treated 14 Medicare patients in 2024, average age 77
CMS counts 14 Medicare patients who saw Dr. Horton in 2024. The largest group is under 65, with 0 patients. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Horton's median patient age at 68, with 45% women.
Dr. Horton's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Horton's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
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. Marc D. Horton wrote 12 Medicare Part D claims in 2018
In 2018, Dr. Horton wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $58 in total drug cost.
Dr. Horton's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Marc D. Horton scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Horton for performance year 2024, reported as part of a group. Dr. Horton accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Horton's MIPS scores, performance year 2024
- 87of 100Final score
- 84.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Marc D. Horton received $24 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Horton from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Davol Inc. paid the most, $24.
Companies that paid Dr. Horton the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marc D. Horton graduated from University of Washington School of Medicine
Dr. Horton graduated from University of Washington School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marc D. Horton'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 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) |
| 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)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. Marc D. Horton
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. Marc D. Horton's NPI number?
Dr. Marc D. Horton's NPI number is 1093755142. It was assigned on June 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marc D. Horton?
Dr. Marc D. Horton is a general surgeon in Seattle, Washington. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Marc D. Horton practice?
Dr. Horton practices at 747 Broadway, Seattle, WA 98122. Dr. Horton's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dmand AI also links Dr. Horton to 1 group practice or clinic.
What is Dr. Marc D. Horton's office phone number?
The practice phone on file for Dr. Horton is (206) 386-6000.
What is Dr. Marc D. Horton's medical license number?
Dr. Horton holds Washington license MD00026379.
Which hospitals is Dr. Marc D. Horton affiliated with?
Dr. Horton is affiliated with Swedish First Hill Campus.
What medical group is Dr. Marc D. Horton part of?
Dr. Horton is linked to Swedish Health Services.
Does Dr. Marc D. Horton accept Medicare?
Yes. CMS data shows Dr. Horton billed Medicare for 13 services in 2022, and Dr. Horton accepts Medicare assignment.
What is Dr. Marc D. Horton's MIPS score?
Dr. Horton's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Dr. Marc D. Horton see?
CMS counts 14 Medicare patients who saw Dr. Horton in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Marc D. Horton bill to Medicare?
In 2022, Dr. Horton's most billed Medicare services were office visit, new patient (99203).
Where did Dr. Marc D. Horton go to medical school?
Dr. Horton graduated from University of Washington School of Medicine in 1987.
What drugs does Dr. Marc D. Horton prescribe most?
In 2018 Medicare Part D data, Dr. Horton's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Marc D. Horton received payments from drug or device companies?
CMS Open Payments shows $24 in general payments to Dr. Horton from 1 company from 2016 to 2016. The largest total came from Davol Inc.
How long has Dr. Marc D. Horton been practicing?
Dr. Horton graduated from medical school in 1987, 39 years ago.
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