MARK C HEFFERNAN PHD A PSYCHOLOGICAL CORPORATION
NPI 1871664698
Psychologist - Clinical in Rancho Mirage, CA
About Mark C Heffernan Phd A Psychological Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK C HEFFERNAN PHD A PSYCHOLOGICAL CORPORATION (NPI 1871664698) is a healthcare organization registered as a clinical in Rancho Mirage, California and active in the NPI registry since November 2006. The organization lists Mark C Heffernan, Owner, 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)
Mark C Heffernan Phd A Psychological Corporation 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.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Mark C Heffernan Phd A Psychological 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 Mark C Heffernan Phd A Psychological Corporation's NPI number?
The NPI number for Mark C Heffernan Phd A Psychological Corporation is 1871664698. It was assigned to this organization in the NPPES registry on November 13, 2006.
Where is Mark C Heffernan Phd A Psychological Corporation located?
Mark C Heffernan Phd A Psychological Corporation is located at 47 Provence Way, Rancho Mirage, CA 92270. The listed phone number is (760) 328-2286.
What is Mark C Heffernan Phd A Psychological Corporation's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Mark C Heffernan Phd A Psychological Corporation enrolled in Medicare?
Yes. Mark C Heffernan Phd A Psychological Corporation is registered in the Medicare PECOS enrollment system.
When is Mark C Heffernan Phd A Psychological 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 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 Mark C Heffernan Phd A Psychological Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Mark C Heffernan Phd A Psychological 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 Mark C Heffernan Phd A Psychological Corporation was last updated on November 22, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Mark C Heffernan Phd A Psychological Corporation · NPI 1871664698
Clinical organization in Rancho Mirage, California. Organization record, active in the CMS NPPES registry since November 13, 2006.
## Identity
- **NPI:** 1871664698 (Entity type: Organization)
- **Enumerated:** November 13, 2006
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **Organization subpart:** No
- **Authorized official:** Mark Heffernan, OWNER
## Practice location
- **Address:** 47 PROVENCE WAY, Rancho Mirage, CA 92270-2727
- **Phone:** (760) 328-2286
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 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 (Clinical Psychologist) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 22, 2017
- **Other identifiers:** Medicare ID-Type Unspecified 0PL144710 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1871664698) · Data from the CMS NPPES public registry.