MONICA E. HARDEN, D.O, P.L.L.C
NPI 1780358895
Family Medicine in Stillwater, OK
About Monica E. Harden, D.o, P.l.l.c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MONICA E. HARDEN, D.O, P.L.L.C (NPI 1780358895) is a healthcare organization registered as a family medicine in Stillwater, Oklahoma and active in the NPI registry since August 2021. The organization lists Monica E Harden, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
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)
Monica E. Harden, D.o, P.l.l.c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by October 31, 2026
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.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Monica E. Harden, D.O, P.L.L.C, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Monica E. Harden, D.O, P.L.L.C's NPI number?
The NPI number for Monica E. Harden, D.O, P.L.L.C is 1780358895. It was assigned to this organization in the NPPES registry on August 3, 2021.
Where is Monica E. Harden, D.O, P.L.L.C located?
Monica E. Harden, D.O, P.L.L.C is located at 1921 W 6th Ave Ste A, Stillwater, OK 74074. The listed phone number is (405) 533-2433.
What is Monica E. Harden, D.O, P.L.L.C's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Monica E. Harden, D.O, P.L.L.C enrolled in Medicare?
Yes. Monica E. Harden, D.O, P.L.L.C is registered in the Medicare PECOS enrollment system.
When is Monica E. Harden, D.O, P.L.L.C'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 (Oklahoma, Clinic/Group Practice) is due for revalidation by October 31, 2026. 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 Monica E. Harden, D.O, P.L.L.C?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Monica E. Harden, D.O, P.L.L.C. 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.
When was this NPI record last updated?
The NPPES record for Monica E. Harden, D.O, P.L.L.C was last updated on September 11, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Monica E. Harden, D.o, P.l.l.c · NPI 1780358895
Family Medicine organization in Stillwater, Oklahoma. Organization record, active in the CMS NPPES registry since August 3, 2021.
## Identity
- **NPI:** 1780358895 (Entity type: Organization)
- **Enumerated:** August 3, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Organization subpart:** No
- **Authorized official:** Monica Harden, PHYSICIAN
## Practice location
- **Address:** 1921 W 6TH AVE STE A, Stillwater, OK 74074-4204
- **Phone:** (405) 533-2433 · **Fax:** (833) 623-1822
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** October 31, 2026 (Non-DME Part B, Oklahoma, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Family Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 11, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1780358895) · Data from the CMS NPPES public registry.