DR. GREGORY CARL WALTHER (OD) – Optometrist, NPI 1538279328

DR. GREGORY CARL WALTHER (OD) is a healthcare provider. based in Roseburg, Oregon. specializing in Optometrist. They hold the professional credentials OD. They hold a License No. 1368ATI (OR). The NPI Number for DR. GREGORY CARL WALTHER (OD) is 1538279328

Main info

Male
Name
DR. GREGORY CARL WALTHER (OD)
NPI
1538279328
Phone
(541) 229-0992
Address
17804 DIXONVILLE RD
Enumeration Date
30 August 2006
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. GREGORY CARL WALTHER (OD)

  • 17804 DIXONVILLE RD

    ROSEBURG, OR 974709311

    Phone: (541) 229-0992

    Fax: (541) 957-8549

    Type: Mailing

  • Walmart Supercenter, 2125, Northwest Stewart Parkway, Roseburg, Douglas County, Oregon, 97471, United States

    ROSEBURG, OR 974701693

    Phone: (541) 957-8537

    Fax: (541) 957-8549

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2005-12-01

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20051201000212IOptometryORTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 97470)

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Reviews

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Frequently asked questions

What is the registry number for DR. GREGORY CARL WALTHER (OD)?
The registry entry for DR. GREGORY CARL WALTHER (OD) shows NPI 1538279328.
Is DR. GREGORY CARL WALTHER (OD) currently accepting referrals based on NPI status?
Registry metadata lists DR. GREGORY CARL WALTHER (OD) as active.
How should patients interpret DR. GREGORY CARL WALTHER (OD)'s specialty?
The extract shows Optometrist for DR. GREGORY CARL WALTHER (OD). Clinical services aligned with this taxonomy classification.
What geographic area is tied to DR. GREGORY CARL WALTHER (OD)?
DR. GREGORY CARL WALTHER (OD) is associated with Roseburg, Oregon in the same public data insurers reference.
Why is information missing for DR. GREGORY CARL WALTHER (OD)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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