Gregory F. Thielen, OTR
- Medicare patients, 2024
- 33
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2015
- Practice address
- 2773 NW 9th St, Corvallis, OR 97330
- Practice phone
- Call (541) 207-0910
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Upper Hand Orthopaedics
Corvallis, Oregon
Find Gregory Thielen'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.
Gregory F. Thielen is a hand occupational therapist in Corvallis, Oregon
Gregory Thielen practices at Upper Hand Orthopaedics in Corvallis, Oregon.
Gregory Thielen's NPI, 1306221510, was assigned on July 29, 2015. Gregory Thielen holds Oregon license 914584.
- NPI
- 1306221510NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022207620
- NPI enumeration date
- July 29, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (541) 207-0910
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory F. Thielen practices at Upper Hand Orthopaedics in Corvallis, Oregon
Gregory Thielen's primary practice is Upper Hand Orthopaedics, at 2773 NW 9th St, Corvallis, OR 97330 in Benton County. The practice phone is (541) 207-0910.
- Upper Hand Orthopaedics2773 NW 9th St, Corvallis, OR 97330 · Benton CountyPhone(541) 207-0910
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gregory F. Thielen is affiliated with 2 sites of care and 1 medical group
Gregory Thielen's primary practice is Upper Hand Orthopaedics in Corvallis, Oregon. The medical group on file is Upper Hand Orthopaedics. Dmand AI also links Gregory Thielen 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 Gregory F. Thielen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Thielen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Upper Hand Orthopaedics | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory F. Thielen is one of 38 hand occupational therapists in Oregon
Occupational therapist is Gregory Thielen's primary specialty in the NPI Registry, under taxonomy code 225XH1200X. The record also lists hand. Gregory Thielen is licensed in Oregon.
Specialties and state licenses
- Hand occupational therapist, OregonPrimary
Hand occupational therapists near Gregory Thielen
Counts of hand occupational therapists 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
Gregory F. Thielen treated 33 Medicare patients in 2024, average age 73
CMS counts 33 Medicare patients who saw Gregory Thielen in 2024. The largest group is 65 to 74, with 17 patients. 61% of them have arthritis, and 48% have high blood pressure. Their average risk score is 0.68, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Thielen's median patient age at 58, with 63% women.
Gregory Thielen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Gregory Thielen's Medicare patients, 2024
- Arthritis61%
- High blood pressure48%
- High cholesterol48%
Share of Medicare patients with each condition. A patient can have several.
Gregory Thielen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Gregory F. Thielen takes part in Medicare
Gregory Thielen 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)
Sources for Gregory F. Thielen'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 patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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) |
| 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 Gregory F. Thielen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory F. Thielen's NPI number?
Gregory F. Thielen's NPI number is 1306221510. It was assigned on July 29, 2015, and it is active in the NPI Registry.
What does Gregory F. Thielen specialize in?
Gregory F. Thielen is a hand occupational therapist in Corvallis, Oregon. The primary specialty in the NPI Registry is Hand Occupational Therapist (taxonomy code 225XH1200X).
Where does Gregory F. Thielen practice?
Gregory Thielen practices at 2773 NW 9th St, Corvallis, OR 97330. Gregory Thielen's primary practice is Upper Hand Orthopaedics in Corvallis, Oregon. Dmand AI also links Gregory Thielen to 1 group practice or clinic.
What is Gregory F. Thielen's office phone number?
The practice phone on file for Gregory Thielen is (541) 207-0910.
What is Gregory F. Thielen's medical license number?
Gregory Thielen holds Oregon license 914584.
What medical group is Gregory F. Thielen part of?
Gregory Thielen is linked to Upper Hand Orthopaedics.
Does Gregory F. Thielen accept Medicare?
Yes. CMS lists Gregory Thielen as accepting Medicare assignment.
How many Medicare patients does Gregory F. Thielen see?
CMS counts 33 Medicare patients who saw Gregory Thielen in 2024, with an average age of 73.
How long has Gregory F. Thielen been practicing?
Gregory Thielen graduated from medical school in 1986, 40 years ago.
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