DR. JOHN WESLEY WISOR PH.D.
NPI 1972849107
Psychologist in Glenwood, MD
About Dr. John Wesley Wisor Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN WESLEY WISOR PH.D. (NPI 1972849107) is an individual psychologist in Glenwood, Maryland, licensed in Maryland (2872) and active in the NPI registry since December 2012. He is enrolled in Medicare PECOS and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John Wesley Wisor Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show John Wisor reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbia, MD 21044
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 200 clinicians in this Medicare group
Columbia, MD 21046
- Reassigned Medicare billing, Maryland enrollment
- 109 clinicians in this Medicare group
Las Cruces, NM 88011
- Reassigned Medicare billing, District of Columbia enrollment
- 2 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Wisor's NPI number?
The NPI number for John Wisor is 1972849107. It was assigned to this individual provider in the NPPES registry on December 16, 2012.
Where is John Wisor located?
John Wisor practices at 3307 Saddle Horse Ct, Glenwood, MD 21738. The listed phone number is (410) 963-8381.
What is John Wisor's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is John Wisor enrolled in Medicare?
Yes. John Wisor is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Wisor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Wisor reassigns Medicare benefits to 3 organizations: Psychogeriatric Services LLC (Columbia, MD), Della Behavioral Health Services (Columbia, MD) and Deer Oaks Mental Health Associates PC (Las Cruces, NM). Each 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 John Wisor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Wisor was last updated on December 16, 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.
# Dr. John Wesley Wisor, PH.D. · NPI 1972849107
Psychologist provider in Glenwood, Maryland. Individual provider, active in the CMS NPPES registry since December 16, 2012.
## Identity
- **NPI:** 1972849107 (Entity type: Individual)
- **Enumerated:** December 16, 2012
- **Primary specialty:** Psychologist · taxonomy 103T00000X
- **State license:** 2872 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3307 SADDLE HORSE CT, Glenwood, MD 21738-9526
- **Phone:** (410) 963-8381
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Psychogeriatric Services LLC (NPI 1588689483, Columbia, MD); Della Behavioral Health Services (NPI 1750635207, Columbia, MD); Deer Oaks Mental Health Associates PC (NPI 1134175763, Las Cruces, NM) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** December 16, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1972849107) · Data from the CMS NPPES public registry.