Dr. Matthew S. Ray, DO
- Medicare services, 2024
- 1,019
- Medicare patients, 2024
- 325
- Part D claims, 2024
- 2,245
- Hospital affiliations
- 5
- Industry payments
- $4,408
- Practice address
- 800 W 5th Ave, Spokane, WA 99204
- Practice phone
- Call (509) 924-6650
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Multicare Deaconess Hospital
Spokane, Washington
Find Dr. Ray'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. Matthew S. Ray is a nephrologist in Spokane, Washington
Dr. Ray practices at Multicare Deaconess Hospital in Spokane, Washington.
Dr. Ray's NPI, 1275952541, was assigned on April 15, 2014. Dr. Ray graduated from Lake Erie College of Osteopathic Medicine, Erie in 2014. Dr. Ray holds Washington license OP60645891.
- NPI
- 1275952541NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143580118
- NPI enumeration date
- April 15, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 924-6650
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew S. Ray practices at Multicare Deaconess Hospital in Spokane, Washington
Dr. Ray's primary practice is Multicare Deaconess Hospital, at 800 W 5th Ave, Spokane, WA 99204 in Spokane County. The practice phone is (509) 924-6650.
- Multicare Deaconess Hospital800 W 5th Ave, Spokane, WA 99204 · Spokane CountyPhone(509) 924-6650
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Matthew S. Ray is affiliated with 13 sites of care and 2 medical groups
Dr. Ray's primary practice is Multicare Deaconess Hospital in Spokane, Washington. Dr. Ray is also affiliated with MultiCare Deaconess Hospital. The medical group on file is MultiCare Indigo Urgent Care, Spokane, Newport Hwy. Dmand AI also links Dr. Ray to 4 more hospitals, 5 dialysis centers, 2 group practices and clinics and 1 medical group, each named with a free account.
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. Matthew S. Ray's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ray practices, 12 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Multicare Deaconess Hospital | Available with a free account |
| +12 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Matthew S. Ray is one of 225 nephrologists in Washington
Nephrology is Dr. Ray's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dmand AI has Dr. Ray's licenses on file in 2 states: Washington and Colorado.
Specialties and state licenses
- Nephrology, WashingtonPrimary
- Student in an organized health care education/training program, Colorado
Nephrologists near Dr. Ray
Counts of nephrologists 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. Matthew S. Ray billed Medicare for 1,019 services in 2024
CMS data shows 1,019 Medicare services from Dr. Ray across 14 procedure codes in 2024, for 325 Medicare patients. Medicare paid $128,634 for them.
Dr. Ray's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 7962024: 48639%
- Office and hospital visits
- 2023: 6002024: 46622%
- Other services
- 2023: 02024: 67
- Imaging
- 2023: 132024: 0100%
Where Dr. Ray's Medicare services took place, 2024
- In an office75174%
- In a facility26826%
Dr. Ray compared with the Washington median for nephrologists, 2024
- Dr. Ray
- Washington median
- Medicare services
- 1,019vs 70345% above
- Medicare patients
- 325vs 21055% above
- Part D claims
- 1,845vs 6762.7 times
Medians across 217 nephrologists in Washington with Dmand AI profiles that report each measure.
Dr. Ray'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.
Need commercial claims for Dr. Ray?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ray and other nephrologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew S. Ray treated 325 Medicare patients in 2024, average age 73
CMS counts 325 Medicare patients who saw Dr. Ray in 2024. The largest group is 75 to 84, with 115 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 17% are also on Medicaid. Their average risk score is 3.64, 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. Ray's median patient age at 71, with 47% women.
Dr. Ray's Medicare patients by age, 2024
Dr. Ray's Medicare patients by sex, 2024
- Women16952%
- Men15648%
Chronic conditions among Dr. Ray's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol73%
- Diabetes51%
- Arthritis48%
- Heart failure44%
- Ischemic heart disease39%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ray's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Matthew S. Ray wrote 2,245 Medicare Part D claims in 2024
In 2024, Dr. Ray wrote 2,245 Medicare Part D claims for 327 patients. 84% of them were for generic drugs. CMS names the drug for 1,845 of them, across 43 drugs with 11 or more claims each, at $382,337 in total drug cost. In 2023, CMS named 1,461 claims across 40 drugs.
Dr. Ray's Part D claims by kind of drug, 2024
- Generic1,882 claims84%
- Brand-name and other363 claims16%
Dr. Ray'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. Ray's Part D claims, 2024
- Opioids2%39 of 2,245 claims
- Antibiotics2%46 of 2,245 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: 1,4612024: 1,84526%
Drugs named by CMS: 43 in 2024, 40 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. Matthew S. Ray takes part in Medicare
Dr. Ray accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Matthew S. Ray received $4,408 in industry payments from 2018 to 2025
CMS Open Payments shows 34 general payments to Dr. Ray from 13 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 67% of the total. Gilead Sciences, Inc. paid the most, $2,873.
General payments to Dr. Ray by program year, 2018 to 2025
General payments to Dr. Ray by kind, 2018 to 2025
- Food and beverage$2,94567%
- Consulting fees$1,44033%
- Education$231%
Companies that paid Dr. Ray the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew S. Ray graduated from Lake Erie College of Osteopathic Medicine, Erie
Dr. Ray graduated from Lake Erie College of Osteopathic Medicine, Erie in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Matthew S. Ray'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 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) |
| 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. Matthew S. Ray
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. Matthew S. Ray's NPI number?
Dr. Matthew S. Ray's NPI number is 1275952541. It was assigned on April 15, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew S. Ray?
Dr. Matthew S. Ray is a nephrologist in Spokane, Washington. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Matthew S. Ray practice?
Dr. Ray practices at 800 W 5th Ave, Spokane, WA 99204. Dr. Ray's primary practice is Multicare Deaconess Hospital in Spokane, Washington. Dmand AI also links Dr. Ray to 4 hospitals, 5 dialysis centers, 2 group practices and clinics and 1 medical group.
What is Dr. Matthew S. Ray's office phone number?
The practice phone on file for Dr. Ray is (509) 924-6650.
What is Dr. Matthew S. Ray's medical license number?
Dr. Ray holds Washington license OP60645891, one of the licenses on file in 2 states.
Which states has Dr. Matthew S. Ray been licensed in?
Dmand AI has state licenses on file for Dr. Ray in Washington and Colorado.
Which hospitals is Dr. Matthew S. Ray affiliated with?
Dr. Ray is affiliated with MultiCare Deaconess Hospital. Dmand AI links Dr. Ray to 4 more hospitals.
What medical group is Dr. Matthew S. Ray part of?
Dr. Ray is linked to MultiCare Indigo Urgent Care, Spokane, Newport Hwy. Dmand AI links Dr. Ray to 1 more medical group.
Does Dr. Matthew S. Ray accept Medicare?
Yes. CMS data shows Dr. Ray billed Medicare for 1,019 services in 2024, and Dr. Ray accepts Medicare assignment.
How many Medicare patients does Dr. Matthew S. Ray see?
CMS counts 325 Medicare patients who saw Dr. Ray in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Matthew S. Ray bill to Medicare?
In 2024, Dr. Ray's most billed Medicare services were dialysis (90962), office visit, established patient (99214) and hospital inpatient care (99232).
Where did Dr. Matthew S. Ray go to medical school?
Dr. Ray graduated from Lake Erie College of Osteopathic Medicine, Erie in 2014.
What drugs does Dr. Matthew S. Ray prescribe most?
In 2024 Medicare Part D data, Dr. Ray's most prescribed drugs by claims were Amlodipine Besylate, Lisinopril and Jardiance.
Has Dr. Matthew S. Ray received payments from drug or device companies?
CMS Open Payments shows $4,408 in general payments to Dr. Ray from 13 companies from 2018 to 2025. The largest total came from Gilead Sciences, Inc.
How long has Dr. Matthew S. Ray been practicing?
Dr. Ray graduated from medical school in 2014, 12 years ago.
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