CREEKSIDE OB/GYN OF FOLSOM MEDICAL CORPORATION
NPI 1659564730
Specialist in Folsom, CA
About Creekside Ob/gyn Of Folsom Medical Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CREEKSIDE OB/GYN OF FOLSOM MEDICAL CORPORATION (NPI 1659564730) is a healthcare organization registered as a specialist in Folsom, California and active in the NPI registry since August 2007. The organization lists Timothy Edwin Phelan, Doctor, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
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)
Creekside Ob/gyn Of Folsom Medical Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by January 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.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Creekside Ob/Gyn Of Folsom Medical Corporation, 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 Timothy E Phelan, M.D A Professional Medical Corporation's NPI number?
The NPI number for Timothy E Phelan, M.D A Professional Medical Corporation is 1659564730. It was assigned to this organization in the NPPES registry on August 22, 2007. The provider is doing business as Creekside Ob/Gyn Of Folsom Medical Corporation.
Where is Timothy E Phelan, M.D A Professional Medical Corporation located?
Timothy E Phelan, M.D A Professional Medical Corporation is located at 1621 Creekside Dr 102, Folsom, CA 95630. The listed phone number is (916) 984-7428.
What is Timothy E Phelan, M.D A Professional Medical Corporation's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Timothy E Phelan, M.D A Professional Medical Corporation enrolled in Medicare?
Yes. Timothy E Phelan, M.D A Professional Medical Corporation is registered in the Medicare PECOS enrollment system.
When is Timothy E Phelan, M.D A Professional Medical Corporation'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 (California, Clinic/Group Practice) is due for revalidation by January 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 Timothy E Phelan, M.D A Professional Medical Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Obstetrics/Gynecology) reassigns their Medicare billing to Timothy E Phelan, M.D A Professional Medical Corporation. 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 Timothy E Phelan, M.D A Professional Medical Corporation was last updated on March 9, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Creekside Ob/gyn Of Folsom Medical Corporation · NPI 1659564730
Specialist organization in Folsom, California. Organization record, active in the CMS NPPES registry since August 22, 2007.
## Identity
- **NPI:** 1659564730 (Entity type: Organization)
- **Enumerated:** August 22, 2007
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Legal business name:** Timothy E Phelan, M.d A Professional Medical Corporation
- **Organization subpart:** No
- **Authorized official:** Timothy Phelan, DOCTOR
## Practice location
- **Address:** 1621 CREEKSIDE DR, 102, Folsom, CA 95630-3493
- **Phone:** (916) 984-7428 · **Fax:** (916) 984-0157
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** January 31, 2027 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Obstetrics/Gynecology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 9, 2011
- **Other identifiers:** Medicare UPIN G29062 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1659564730) · Data from the CMS NPPES public registry.