MR. GEOFFREY JOHN MITTELSTEADT APRN
NPI 1437315058
Nurse Practitioner - Acute Care in Anchorage, AK
About Mr. Geoffrey John Mittelsteadt Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. GEOFFREY JOHN MITTELSTEADT APRN (NPI 1437315058) is an individual acute care provider in Anchorage, Alaska, licensed in Alaska (203541) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS, maintains a secondary practice location in Wasilla, and is a graduate of University Of Maryland School Of Medicine (2005).
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
Mr. Geoffrey John Mittelsteadt Aprn 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 Reassignment
Medicare enrollment records show Geoffrey Mittelsteadt reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Anchorage, AK 99508
- Reassigned Medicare billing, Alaska enrollment
- 60 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 99508 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANCHORAGE, AK 99508
ANCHORAGE, AK 99508
ANCHORAGE, AK 99508
ANCHORAGE, AK 99508
ANCHORAGE, AK 99508
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 Geoffrey Mittelsteadt's NPI number?
The NPI number for Geoffrey Mittelsteadt is 1437315058. It was assigned to this individual provider in the NPPES registry on August 4, 2008.
Where is Geoffrey Mittelsteadt located?
Geoffrey Mittelsteadt practices at 3841 Piper St Ste T100, Anchorage, AK 99508. The listed phone number is (907) 561-3211.
What is Geoffrey Mittelsteadt's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Geoffrey Mittelsteadt enrolled in Medicare?
Yes. Geoffrey Mittelsteadt 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 organization bills Medicare for Geoffrey Mittelsteadt's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Geoffrey Mittelsteadt reassigns Medicare benefits to Alaska Heart Institute (Anchorage, AK). The 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 Geoffrey Mittelsteadt's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Geoffrey Mittelsteadt accept?
Health plans from Moda Health Plan, Inc. and Premera Blue Cross Blue Shield of Alaska list Geoffrey Mittelsteadt 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 Geoffrey Mittelsteadt was last updated on April 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Mr. Geoffrey John Mittelsteadt, APRN · NPI 1437315058
Acute Care physician in Anchorage, Alaska. Individual provider, active in the CMS NPPES registry since August 4, 2008.
## Identity
- **NPI:** 1437315058 (Entity type: Individual)
- **Enumerated:** August 4, 2008
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 203541 (Alaska)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3841 PIPER ST STE T100, Anchorage, AK 99508-4674
- **Phone:** (907) 561-3211 · **Fax:** (907) 561-4652
## 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:** Alaska Heart Institute (NPI 1992744114, Anchorage, AK), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Maryland School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** April 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1437315058) · Data from the CMS NPPES public registry.