SIERRA N GREEN PMHNP-BC
NPI 1598413304
Nurse Practitioner - Psychiatric/Mental Health in Munster, IN
About Sierra N Green Pmhnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIERRA N GREEN PMHNP-BC (NPI 1598413304) is an individual psychiatric/mental health provider in Munster, Indiana, licensed in Indiana (71012595A) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, is affiliated with Community Hospital, and maintains a secondary practice location in Chicago.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Sierra N Green Pmhnp-bc 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 Sierra Green reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
East Chicago, IN 46312
- Reassigned Medicare billing, Indiana enrollment
- 92 clinicians in this Medicare group
Chicago, IL 60643
- Reassigned Medicare billing, Illinois enrollment
- 5 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Community Hospital
Acute Care Hospitals · Munster, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46321 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Sierra Green's NPI number?
The NPI number for Sierra Green is 1598413304. It was assigned to this individual provider in the NPPES registry on March 11, 2022.
Where is Sierra Green located?
Sierra Green practices at 1950 45th St Ste 100, Munster, IN 46321. The listed phone number is (219) 392-7025.
What is Sierra Green's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Sierra Green enrolled in Medicare?
Yes. Sierra Green 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 Sierra Green's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sierra Green reassigns Medicare benefits to 2 organizations: 219 Health Network Inc (East Chicago, IN) and Blysss Behavioral Health, PLLC (Chicago, IL). 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 Sierra Green's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sierra Green accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 2 other insurers list Sierra Green 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 Sierra Green affiliated with any hospitals?
According to CMS data, Sierra Green is affiliated with Community Hospital.
When was this NPI record last updated?
The NPPES record for Sierra Green was last updated on April 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Sierra N Green, PMHNP-BC · NPI 1598413304
Psychiatric/Mental Health physician in Munster, Indiana. Individual provider, active in the CMS NPPES registry since March 11, 2022.
## Identity
- **NPI:** 1598413304 (Entity type: Individual)
- **Enumerated:** March 11, 2022
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 71012595A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1950 45TH ST STE 100, Munster, IN 46321-3958
- **Phone:** (219) 392-7025 · **Fax:** (219) 392-7026
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): 219 Health Network Inc (NPI 1093213506, East Chicago, IN); Blysss Behavioral Health, PLLC (NPI 1932945243, Chicago, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** April 3, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1598413304) · Data from the CMS NPPES public registry.