DR. DENNY JOHN MD
NPI 1568422848
Psychiatry & Neurology - Neurology in Hershey, PA
About Dr. Denny John Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DENNY JOHN MD (NPI 1568422848) is an individual neurology provider in Hershey, Pennsylvania, licensed in Pennsylvania (MD067617L) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Penn State Health Holy Spirit Medical Center, and maintains a secondary practice location in Voorhees.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
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. Denny John Md 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
12Medicare enrollment records show Denny John reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hershey, PA 17033
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,216 clinicians in this Medicare group
Pine Grove, PA 17963
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,895 clinicians in this Medicare group
Reading, PA 19608
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: St Lukes Physician Group Inc
- 2,851 clinicians in this Medicare group
Pottsville, PA 17901
- Reassigned Medicare billing, Pennsylvania enrollment
- 399 clinicians in this Medicare group
Pottstown, PA 19465
- Reassigned Medicare billing, Pennsylvania enrollment
- 474 clinicians in this Medicare group
Hazleton, PA 18201
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Hazleton Professional Services
- 305 clinicians in this Medicare group
Limerick, PA 19468
- Reassigned Medicare billing, Pennsylvania enrollment
- 529 clinicians in this Medicare group
Glen Mills, PA 19342
- Reassigned Medicare billing, Pennsylvania enrollment
- 654 clinicians in this Medicare group
Doylestown, PA 18901
- Reassigned Medicare billing, Pennsylvania enrollment
- 268 clinicians in this Medicare group
Philadelphia, PA 19131
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,205 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 6
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Penn State Health Holy Spirit Medical Center
Acute Care Hospitals · Camp Hill, PAReading Hospital
Acute Care Hospitals · West Reading, PAUpmc Pinnacle Hospitals
Acute Care Hospitals · Harrisburg, PAMilton S Hershey Medical Center
Acute Care Hospitals · Hershey, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 17033 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HERSHEY, PA 17033
HERSHEY, PA 17033
HERSHEY, PA 17033
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 Denny John's NPI number?
The NPI number for Denny John is 1568422848. It was assigned to this individual provider in the NPPES registry on March 23, 2006.
Where is Denny John located?
Denny John practices at 500 University Dr, Hershey, PA 17033. The listed phone number is (717) 531-1159.
What is Denny John's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Denny John enrolled in Medicare?
Yes. Denny John 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 Denny John's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Denny John reassigns Medicare benefits to 12 organizations: The Milton S Hershey Medical Center Physicians Group (Hershey, PA), Lehigh Valley Physician Group (Pine Grove, PA), St Luke's Physician Group, Inc (Reading, PA), Schuylkill Health System Medical Group, Inc. (Pottsville, PA), Pottstown Clinic Company LLC (Pottstown, PA) and 7 more organizations, listed in the Medicare section above. 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 Denny John's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Denny John accept?
Health plans from Oscar Health list Denny John as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Denny John affiliated with any hospitals?
According to CMS data, Denny John is affiliated with Penn State Health Holy Spirit Medical Center, Reading Hospital, Upmc Pinnacle Hospitals and Milton S Hershey Medical Center.
When was this NPI record last updated?
The NPPES record for Denny John was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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. Denny John, MD · NPI 1568422848
Neurology physician in Hershey, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 23, 2006.
## Identity
- **NPI:** 1568422848 (Entity type: Individual)
- **Enumerated:** March 23, 2006
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** MD067617L (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 500 UNIVERSITY DR, Hershey, PA 17033-2391
- **Phone:** (717) 531-1159 · **Fax:** (717) 531-0119
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 12 organizations under Medicare reassignment (form CMS-855R): The Milton S Hershey Medical Center Physicians Group (NPI 1710951744, Hershey, PA); Lehigh Valley Physician Group (NPI 1437911807, Pine Grove, PA); St Luke's Physician Group, Inc (NPI 1144091802, Reading, PA); Schuylkill Health System Medical Group, Inc. (NPI 1063073823, Pottsville, PA); Pottstown Clinic Company LLC (NPI 1649341934, Pottstown, PA); and 7 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** June 25, 2026
- **Other identifiers:** Medicaid 001824664 (PA)
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Source: [NPI Profile](https://npiprofile.com/npi/1568422848) · Data from the CMS NPPES public registry.