Olaf Deroos, PT
Physical Therapist · Boulder, CO
Olaf Deroos, PT is a physical therapist with a practice address in Boulder, Colorado, and NPI 1730213752, issued on Mar 14, 2007. Check the license (Colorado 3897, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Olaf Deroos
- Credential
- PT
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- 3897 CO
Self-reported in NPPES; status is on the state search - Practice location
- 4150 Darley Ave Ste 8, Boulder, CO 80305
- Phone
- (303) 494-4100
- Enumerated
- Mar 14, 2007
- Record last updated
- Jan 30, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (303) 494-0212
- Medicare enrollment
- Enrolled (PECOS I20050920001299); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 6,354 in Colorado → Look up another NPI →
Verify Olaf Deroos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 3897Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Active Solutions Physical Therapy, P.C.Boulder, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olaf Deroos among 6,354 physical therapist records in Colorado
Olaf Deroos, PT is one of 6,354 physical therapist records with a practice address in Colorado. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 14% of them.
- NPI issued2007 · 14% of these records are older, 77% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileYes · 37% of these records are
- Graduated1987 · median 2018 among the 2,372 with a school on file
- Record last updated2008 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
301 physical therapist records list a practice address in Boulder
They are 301 of the 5,635 NPPES records with a practice address in Boulder, and 6,354 physical therapist records in Colorado.
All 6,354 in Colorado → Every provider in Boulder → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- Anna Biskup, PTBoulder, CO 803051487853057
- Rose Burgett, P.T.Boulder, CO 803051164854857
- Danielle Heinrichs, PTBoulder, CO 803051033129648
- Jeanette Hrubes, P.T.Boulder, CO 803051851405963
- Shawna Lambrecht, PTBoulder, CO 803051366460792
- Petra Landfester, P.T.Boulder, CO 803051699033746
- Lucinda Parham, MSPTBoulder, CO 803051871511311
- Erica Parise, PT, DPTBoulder, CO 803051851746655
Common questions
What is Olaf Deroos, PT's NPI number?
Olaf Deroos, PT's National Provider Identifier (NPI) is 1730213752, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Olaf Deroos, PT located?
The NPPES record lists a practice address at 4150 Darley Ave Ste 8, Boulder, CO, 80305. Phone: (303) 494-4100. Providers update this record themselves, so call before visiting.
How can I verify Olaf Deroos, PT's license?
NPPES lists Colorado license number 3897, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.