DR. JAMES LAWRENCE ZIMMERMAN M.D.
NPI 1245428291
Ophthalmology - Retina Specialist in Fpo, AP
About Dr. James Lawrence Zimmerman M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES LAWRENCE ZIMMERMAN M.D. (NPI 1245428291) is an individual retina specialist in Fpo, AP, licensed in Nebraska (24785) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2007).
NPPES Registry Identity
Specialties & Licenses 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
Dr. James Lawrence Zimmerman M.d. 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 James Zimmerman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sinajana, GU 96910
- Reassigned Medicare billing, Guam enrollment
- 3 clinicians in this Medicare group
Rapid City, SD 57701
- Reassigned Medicare billing, South Dakota enrollment
- 21 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 4
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.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FPO, AP 96540
FPO, AP 96540
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 James Zimmerman's NPI number?
The NPI number for James Zimmerman is 1245428291. It was assigned to this individual provider in the NPPES registry on October 3, 2007.
Where is James Zimmerman located?
James Zimmerman practices at Psc 455 Box 208, Fpo, AP 96540. The listed phone number is (671) 344-9212.
What is James Zimmerman's specialty?
The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.
Is James Zimmerman enrolled in Medicare?
Yes. James Zimmerman 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 James Zimmerman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Zimmerman reassigns Medicare benefits to 2 organizations: (Sinajana, GU) and Black Hills Regional Eye Institute, LLP (Rapid City, SD). 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 James Zimmerman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Zimmerman accept?
Health plans from Avera Health Plans, Oscar Insurance Company, Sanford Health Plan, Select Health and Wellmark of South Dakota, Inc. list James Zimmerman 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 James Zimmerman was last updated on February 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. James Lawrence Zimmerman, M.D. · NPI 1245428291
Retina Specialist physician in Fpo, AP. Individual provider, active in the CMS NPPES registry since October 3, 2007.
## Identity
- **NPI:** 1245428291 (Entity type: Individual)
- **Enumerated:** October 3, 2007
- **Primary specialty:** Ophthalmology - Retina Specialist · taxonomy 207WX0107X
- **State license:** 24785 (Nebraska)
- **Sole proprietor:** Yes
## Practice location
- **Address:** PSC 455 BOX 208, Fpo, AP 96540-0003
- **Phone:** (671) 344-9212
## 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): (NPI 1336117217, Sinajana, GU); Black Hills Regional Eye Institute, LLP (NPI 1952381881, Rapid City, SD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 2007
## Record status
- **NPPES last updated:** February 11, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1245428291) · Data from the CMS NPPES public registry.