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GREGORY A. OBERG, P.S.
NPI 1295919611
Clinic/Center in Richland, WA

Active since December 20, 2007
604 WILLIAMS BLVD STE A, RICHLAND, WA 99354(509) 946-0631(509) 946-0632 Get Directions Write a Review

NPPES record last updated: November 30, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Gregory A. Oberg, P.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY A. OBERG, P.S. (NPI 1295919611) is a healthcare organization registered as a clinic/center in Richland, Washington and active in the NPI registry since December 2007. The organization lists Gregory A Oberg, Chiropractor, as its authorized official.

NPPES Registry Identity

NPI1295919611
Entity TypeOrganization
Primary Taxonomy261Q00000X
Legal Business NameGREGORY A. OBERG, P.S.
Location Address604 WILLIAMS BLVD STE ARichland, WA 99354-3207
Mailing Address604 Williams Blvd Ste ARichland, WA 99354-3207 · (509) 946-0631 · Fax (509) 946-0632
Phone(509) 946-0631
Fax(509) 946-0632
Organization SubpartNo
Authorized OfficialGregory A ObergChiropractor · (509) 946-0631
Enumeration DateDecember 20, 2007
Last NPPES UpdateNovember 30, 2012
✔ NPI 1295919611 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities
Taxonomy Code261Q00000X
License✔ Licensed in WA · CH00000995
Definition
A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).
604 WILLIAMS BLVD STE A, Richland, WA 99354
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Other Identifiers 2

Medicare PIN8870092WA
Other0227634WA · Labor & Industries

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory A. Oberg, P.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by March 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateWashingtonEnrollment IDO20080131000299Non-DME Part B · Clinic/Group PracticeDue dateMarch 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Gregory A. Oberg, P.S., which bills Medicare for the services this clinician delivers.

Clinician (1)

Korey Carleton, DC
Chiropractic
NPI 1982235834
604 WILLIAMS BLVD STE A
Richland, WA 99354
(509) 946-0631
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Gregory A. Oberg, P.S.'s NPI number?

The NPI number for Gregory A. Oberg, P.S. is 1295919611. It was assigned to this organization in the NPPES registry on December 20, 2007.

Where is Gregory A. Oberg, P.S. located?

Gregory A. Oberg, P.S. is located at 604 Williams Blvd Ste A, Richland, WA 99354. The listed phone number is (509) 946-0631.

What is Gregory A. Oberg, P.S.'s specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Is Gregory A. Oberg, P.S. enrolled in Medicare?

Yes. Gregory A. Oberg, P.S. is registered in the Medicare PECOS enrollment system.

When is Gregory A. Oberg, P.S.'s Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Washington, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Gregory A. Oberg, P.S.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Chiropractic) reassigns their Medicare billing to Gregory A. Oberg, P.S.. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Gregory A. Oberg, P.S. accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Gregory A. Oberg, P.S. 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 Gregory A. Oberg, P.S. was last updated on November 30, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.