Dr. Thomas Patrick Welch, MD
- Medicare services, 2024
- 42
- Medicare patients, 2024
- 39
- Part D claims, 2024
- 4,202
- Industry payments
- $47
- Affiliated sites
- 2
- Practice address
- 4585 Sw 185th Avenue, Beaverton, OR 97078
- Practice phone
- Call (503) 591-9280
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sequoia Mental Health Services
Outpatient Addiction Treatment · Beaverton, Oregon
Find Dr. Welch'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. Thomas Patrick Welch is a psychiatrist in Beaverton, Oregon
Dr. Welch practices at Sequoia Mental Health Services in Beaverton, Oregon.
Dr. Welch's NPI, 1083626121, was assigned on August 13, 2006. Dr. Welch holds Oregon license MD17971.
- NPI
- 1083626121NPI Registry (opens in a new tab)
- NPI enumeration date
- August 13, 2006
- NPI status
- Active
- Practice phone
- (503) 591-9280
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Thomas Patrick Welch practices at Sequoia Mental Health Services in Beaverton, Oregon
Dr. Welch's primary practice is Sequoia Mental Health Services, at 4585 Sw 185th Avenue, Beaverton, OR 97078. The practice phone is (503) 591-9280.
- Sequoia Mental Health Services4585 Sw 185th Avenue, Beaverton, OR 97078Phone(503) 591-9280
Source: Dmand AI Affiliation Data
Dr. Thomas Patrick Welch is affiliated with 2 sites of care and 1 medical group
Dr. Welch's primary practice is Sequoia Mental Health Services in Beaverton, Oregon. The medical group on file is Sequoia Mental Health Services. Dmand AI also links Dr. Welch to 1 more group practice or clinic, named with a free account. Dr. Welch's employer is on file too: a behavioral health center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas Patrick Welch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Welch practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sequoia Mental Health Services | 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. Thomas Patrick Welch is one of 503 psychiatrists in Oregon
Psychiatry is Dr. Welch's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Welch is licensed in Oregon.
Specialties and state licenses
- Psychiatry, OregonPrimary
Psychiatrists near Dr. Welch
Counts of psychiatrists 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. Thomas Patrick Welch billed Medicare for 42 services in 2024
CMS data shows 42 Medicare services from Dr. Welch across 1 procedure code in 2024, all of them office visits, for 39 Medicare patients. Medicare paid $3,556 for them. Every service was in an office.
Dr. Welch's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1512024: 4272%
Dr. Welch compared with the Oregon median for psychiatrists, 2024
- Dr. Welch
- Oregon median
- Medicare services
- 42vs 8953% below
- Medicare patients
- 39vs 3415% above
- Part D claims
- 4,046vs 9045.0 times
Medians across 549 psychiatrists in Oregon with Dmand AI profiles that report each measure.
Dr. Welch'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. Welch and other psychiatrists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Patrick Welch treated 39 Medicare patients in 2024, average age 54
CMS counts 39 Medicare patients who saw Dr. Welch in 2024. The largest group is under 65, with 27 patients. 67% of them have schizophrenia and other psychoses, and 44% have mood disorders. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Welch's median patient age at 53, with 40% women.
Dr. Welch's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Welch's Medicare patients by sex, 2024
- Women1231%
- Men2769%
Chronic conditions among Dr. Welch's Medicare patients, 2024
- Schizophrenia and other psychoses67%
- Mood disorders44%
- High blood pressure38%
- Bipolar disorder31%
- Anxiety28%
- High cholesterol28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Welch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women40%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Patrick Welch wrote 4,202 Medicare Part D claims in 2024
In 2024, Dr. Welch wrote 4,202 Medicare Part D claims for 227 patients. 93% of them were for generic drugs. CMS names the drug for 4,046 of them, across 62 drugs with 11 or more claims each, at $827,520 in total drug cost. In 2023, CMS named 4,932 claims across 59 drugs.
Dr. Welch's Part D claims by kind of drug, 2024
- Generic3,889 claims93%
- Brand-name313 claims7%
Dr. Welch'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. Welch's Part D claims, 2024
- Antipsychotics, patients 65 and over13%538 of 4,202 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: 4,9322024: 4,04618%
Drugs named by CMS: 62 in 2024, 59 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. Thomas Patrick Welch received $47 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Welch from 1 drug or device company in 2021. Education make up the largest share, 100% of the total. ITI, Inc. paid the most, $47.
Companies that paid Dr. Welch the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thomas Patrick Welch'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) |
| 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. Thomas Patrick Welch
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. Thomas Patrick Welch's NPI number?
Dr. Thomas Patrick Welch's NPI number is 1083626121. It was assigned on August 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Patrick Welch?
Dr. Thomas Patrick Welch is a psychiatrist in Beaverton, Oregon. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Thomas Patrick Welch practice?
Dr. Welch practices at 4585 Sw 185th Avenue, Beaverton, OR 97078. Dr. Welch's primary practice is Sequoia Mental Health Services in Beaverton, Oregon. Dmand AI also links Dr. Welch to 1 group practice or clinic.
What is Dr. Thomas Patrick Welch's office phone number?
The practice phone on file for Dr. Welch is (503) 591-9280.
What is Dr. Thomas Patrick Welch's medical license number?
Dr. Welch holds Oregon license MD17971.
What medical group is Dr. Thomas Patrick Welch part of?
Dr. Welch is linked to Sequoia Mental Health Services.
Does Dr. Thomas Patrick Welch accept Medicare?
Yes. CMS data shows Dr. Welch billed Medicare for 42 services in 2024.
How many Medicare patients does Dr. Thomas Patrick Welch see?
CMS counts 39 Medicare patients who saw Dr. Welch in 2024, with an average age of 54.
What services does Dr. Thomas Patrick Welch bill to Medicare?
In 2024, Dr. Welch's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Thomas Patrick Welch prescribe most?
In 2024 Medicare Part D data, Dr. Welch's most prescribed drugs by claims were Risperidone, Quetiapine Fumarate and Trazodone HCl.
Has Dr. Thomas Patrick Welch received payments from drug or device companies?
CMS Open Payments shows $47 in general payments to Dr. Welch from 1 company from 2021 to 2021. The largest total came from ITI, Inc.
How long has Dr. Thomas Patrick Welch been practicing?
Dr. Welch graduated from medical school in 1991, 35 years ago.
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