Dr. Robert C. Sayson, MD
- Medicare services, 2023
- 42
- Part D claims, 2024
- 145
- Hospital affiliations
- 1
- Industry payments
- $182
- Medical group
- 1
- Practice address
- 10123 Se Market Street, Portland, OR 97216
- Practice phone
- Call (503) 257-2500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sayson's professional email, personal email and mobile number
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Dr. Robert C. Sayson is an internist in Portland, Oregon
Dr. Sayson practices at Adventist Health Portland in Portland, Oregon, part of Adventist Health.
Dr. Sayson's NPI, 1104804244, was assigned on January 9, 2006. Dr. Sayson holds Oregon license MD12471.
- NPI
- 1104804244NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577451822
- NPI enumeration date
- January 9, 2006
- NPI status
- Active
- Practice phone
- (503) 257-2500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Robert C. Sayson practices at Adventist Health Portland in Portland, Oregon
Dr. Sayson's primary practice is Adventist Health Portland, at 10123 Se Market Street, Portland, OR 97216 in Multnomah County. The practice phone is (503) 257-2500.
- Adventist Health Portland10123 Se Market Street, Portland, OR 97216 · Multnomah CountyPhone(503) 257-2500
Source: Dmand AI Affiliation Data
Dr. Robert C. Sayson is affiliated with 2 sites of care and 1 medical group
Dr. Sayson's primary practice is Adventist Health Portland in Portland, Oregon, part of Adventist Health. The medical group on file is Good News Community Health Center. Dmand AI also links Dr. Sayson to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert C. Sayson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sayson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adventist Health Portland | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert C. Sayson is one of 1,680 internists in Oregon
Internal medicine is Dr. Sayson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sayson is licensed in Oregon.
Specialties and state licenses
- Internal medicine, OregonPrimary
Internists near Dr. Sayson
Counts of internists 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. Robert C. Sayson billed Medicare for 42 services in 2023
CMS data shows 42 Medicare services from Dr. Sayson across 2 procedure codes in 2023. Medicare paid $810 for them. Every service was in an office.
Dr. Sayson's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Surgery
- 2022: 572023: 2261%
- Office and hospital visits
- 2022: 882023: 2077%
- Lab and pathology
- 2022: 422023: 0100%
Dr. Sayson compared with the Oregon median for internists, 2023
- Dr. Sayson
- Oregon median
- Medicare services
- 42vs 30086% below
- Part D claims
- 11vs 22295% below
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Sayson's most billed Medicare procedure codes, 2023
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. Sayson and other internists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert C. Sayson's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Sayson's median patient age at 61, with 45% women.
Dr. Sayson'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
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Robert C. Sayson wrote 145 Medicare Part D claims in 2024
In 2024, Dr. Sayson wrote 145 Medicare Part D claims for 24 patients. 96% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $89 in total drug cost. In 2023, CMS named 371 claims across 19 drugs.
Dr. Sayson's Part D claims by kind of drug, 2024
- Generic139 claims96%
- Brand-name and other6 claims4%
Dr. Sayson'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: 3712024: 1197%
Drugs named by CMS: 1 in 2024, 19 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
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Dr. Robert C. Sayson received $182 in industry payments from 2016 to 2022
CMS Open Payments shows 10 general payments to Dr. Sayson from 5 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $107.
General payments to Dr. Sayson by program year, 2016 to 2022
Companies that paid Dr. Sayson the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Robert C. Sayson'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 Data |
| 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) |
| 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. Robert C. Sayson
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. Robert C. Sayson's NPI number?
Dr. Robert C. Sayson's NPI number is 1104804244. It was assigned on January 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert C. Sayson?
Dr. Robert C. Sayson is an internist in Portland, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert C. Sayson practice?
Dr. Sayson practices at 10123 Se Market Street, Portland, OR 97216. Dr. Sayson's primary practice is Adventist Health Portland in Portland, Oregon, part of Adventist Health. Dmand AI also links Dr. Sayson to 1 group practice or clinic.
What is Dr. Robert C. Sayson's office phone number?
The practice phone on file for Dr. Sayson is (503) 257-2500.
What is Dr. Robert C. Sayson's medical license number?
Dr. Sayson holds Oregon license MD12471.
Which hospitals is Dr. Robert C. Sayson affiliated with?
Dr. Sayson practices at Adventist Health Portland in Portland, Oregon.
What medical group is Dr. Robert C. Sayson part of?
Dr. Sayson is linked to Good News Community Health Center.
Does Dr. Robert C. Sayson accept Medicare?
Yes. CMS data shows Dr. Sayson billed Medicare for 42 services in 2023.
What services does Dr. Robert C. Sayson bill to Medicare?
In 2023, Dr. Sayson's most billed Medicare services were surgery: heart and blood vessels (36415) and office visit, established patient (99213).
What drugs does Dr. Robert C. Sayson prescribe most?
In 2024 Medicare Part D data, Dr. Sayson's most prescribed drugs by claims were Clopidogrel.
Has Dr. Robert C. Sayson received payments from drug or device companies?
CMS Open Payments shows $182 in general payments to Dr. Sayson from 5 companies from 2016 to 2022. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Robert C. Sayson been practicing?
Dr. Sayson graduated from medical school in 1974, 52 years ago.
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