MR. MARCEL ROBERT LAK D.P.T.
NPI 1902964943
Physical Therapist in Bozeman, MT
About Mr. Marcel Robert Lak D.p.t. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. MARCEL ROBERT LAK D.P.T. (NPI 1902964943) is an individual physical therapist in Bozeman, Montana, licensed in Montana (4674) and active in the NPI registry since December 2006. He is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses
- Diagnose and manage movement dysfunction and enhance physical and functional abilities.
- Restore, maintain, and promote not only optimal physical function but optimal wellness and fitness and optimal quality of life as it relates to movement and health.
- Prevent the onset, symptoms, and progression of impairments, functional limitations, and disabilities that may result from diseases, disorders, conditions, or injuries.
- Treat conditions of the musculoskeletal, neuromuscular, cardiovascular, pulmonary, and/or integumentary systems.
- Address the negative effects attributable to unique personal and environmental factors as they relate to human performance.
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. Marcel Robert Lak D.p.t. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Marcel Lak reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bozeman, MT 59718
- Reassigned Medicare billing, Montana enrollment
- 61 clinicians in this Medicare group
Driggs, ID 83422
- Reassigned Medicare billing, Idaho enrollment
- 90 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59715 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOZEMAN, MT 59715
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Marcel Lak's NPI number?
The NPI number for Marcel Lak is 1902964943. It was assigned to this individual provider in the NPPES registry on December 4, 2006.
Where is Marcel Lak located?
Marcel Lak practices at 1532 Ellis St Suite 103, Bozeman, MT 59715. The listed phone number is (406) 586-5694.
What is Marcel Lak's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Marcel Lak enrolled in Medicare?
Yes. Marcel Lak is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Marcel Lak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marcel Lak reassigns Medicare benefits to 2 organizations: Bridger Orthopedics And Sports Medicine, PC (Bozeman, MT) and Teton Valley Health Care Inc (Driggs, ID). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Marcel Lak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marcel Lak accept?
Health plans from PacificSource Health Plans, Providence Health Plan and Select Health list Marcel Lak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Marcel Lak was last updated on October 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. Marcel Robert Lak, D.P.T. · NPI 1902964943
Physical Therapist provider in Bozeman, Montana. Individual provider, active in the CMS NPPES registry since December 4, 2006.
## Identity
- **NPI:** 1902964943 (Entity type: Individual)
- **Enumerated:** December 4, 2006
- **Primary specialty:** Physical Therapist · taxonomy 225100000X
- **State license:** 4674 (Montana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1532 ELLIS ST, SUITE 103, Bozeman, MT 59715-8808
- **Phone:** (406) 586-5694 · **Fax:** (406) 586-5987
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Bridger Orthopedics And Sports Medicine, PC (NPI 1750310926, Bozeman, MT); Teton Valley Health Care Inc (NPI 1316294531, Driggs, ID) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** October 22, 2013
- **Other identifiers:** Medicare PIN PT17531 (MT); Medicare PIN PT17531 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1902964943) · Data from the CMS NPPES public registry.