JOHN JAHAN, MD, INC
NPI 1952407561
Physical Medicine & Rehabilitation - Pain Medicine in San Diego, CA
About John Jahan, Md, Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN JAHAN, MD, INC (NPI 1952407561) is a healthcare organization registered as a pain medicine in San Diego, California and active in the NPI registry since September 2006. The organization lists John Jahan, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
John Jahan, Md, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by December 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 John Jahan, MD, Inc, 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 John Jahan, MD, Inc's NPI number?
The NPI number for John Jahan, MD, Inc is 1952407561. It was assigned to this organization in the NPPES registry on September 15, 2006.
Where is John Jahan, MD, Inc located?
John Jahan, MD, Inc is located at 6655 Alvarado Rd, San Diego, CA 92120. The listed phone number is (619) 445-1755.
What is John Jahan, MD, Inc's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Pain Medicine, with taxonomy code 2081P2900X.
Is John Jahan, MD, Inc enrolled in Medicare?
Yes. John Jahan, MD, Inc is registered in the Medicare PECOS enrollment system.
When is John Jahan, MD, Inc'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 December 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 John Jahan, MD, Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Physical Medicine and Rehabilitation) reassigns their Medicare billing to John Jahan, MD, Inc. 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 John Jahan, MD, Inc was last updated on July 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# John Jahan, Md, Inc · NPI 1952407561
Pain Medicine organization in San Diego, California. Organization record, active in the CMS NPPES registry since September 15, 2006.
## Identity
- **NPI:** 1952407561 (Entity type: Organization)
- **Enumerated:** September 15, 2006
- **Primary specialty:** Physical Medicine & Rehabilitation - Pain Medicine · taxonomy 2081P2900X
- **Organization subpart:** No
- **Authorized official:** John Jahan, PRESIDENT
## Practice location
- **Address:** 6655 ALVARADO RD, San Diego, CA 92120-5208
- **Phone:** (619) 445-1755 · **Fax:** (619) 659-0246
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** December 31, 2026 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Physical Medicine and Rehabilitation) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 28, 2008
- **Other identifiers:** Medicare UPIN G72627 (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1952407561) · Data from the CMS NPPES public registry.