CRYSTAL JOY MARX
NPI 1770135782
Nurse Practitioner - Family in Bozeman, MT
About Crystal Joy Marx NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CRYSTAL JOY MARX (NPI 1770135782) is an individual family provider in Bozeman, Montana, licensed in Montana (NUR-APRN-LIC-145687) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Crystal Joy Marx 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.
Areas of Expertise CMS Part B claims 7
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Billings Clinic
Acute Care Hospitals · Billings, MTBozeman Health Deaconess Hospital
Acute Care Hospitals · Bozeman, MTPhysician 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.
Referred Medical Equipment & Supplies CMS DME claims 5
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOZEMAN, MT 59715
BOZEMAN, MT 59715
BOZEMAN, MT 59715
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 Crystal Marx's NPI number?
The NPI number for Crystal Marx is 1770135782. It was assigned to this individual provider in the NPPES registry on July 10, 2019.
Where is Crystal Marx located?
Crystal Marx practices at 935 Highland Blvd Ste 2180, Bozeman, MT 59715. The listed phone number is (406) 414-5000.
What is Crystal Marx's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Crystal Marx enrolled in Medicare?
Yes. Crystal Marx 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.
What insurance does Crystal Marx accept?
Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and Providence Health Plan list Crystal Marx 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.
Is Crystal Marx affiliated with any hospitals?
According to CMS data, Crystal Marx is affiliated with Billings Clinic and Bozeman Health Deaconess Hospital.
When was this NPI record last updated?
The NPPES record for Crystal Marx was last updated on April 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.
# Crystal Joy Marx · NPI 1770135782
Family physician in Bozeman, Montana. Individual provider, active in the CMS NPPES registry since July 10, 2019.
## Identity
- **NPI:** 1770135782 (Entity type: Individual)
- **Enumerated:** July 10, 2019
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** NUR-APRN-LIC-145687 (Montana)
- **Sole proprietor:** No
## Practice location
- **Address:** 935 HIGHLAND BLVD STE 2180, Bozeman, MT 59715-6904
- **Phone:** (406) 414-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** April 9, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1770135782) · Data from the CMS NPPES public registry.