Quick answers
- Does John J. Christophel accept Medicare assignment?
- Yes. Medicare's clinician data says John J. Christophel accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does John J. Christophel see?
- In 2024, CMS data shows 817 Original Medicare patients and 11,118 services for John J. Christophel. This counts Original Medicare only and measures volume, not quality.
- What is John J. Christophel's NPI number?
- 1417169111. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for John J. Christophel, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 817 |
|---|---|
| Services billed to Medicare | 11,118 |
| Different services or procedures | 100 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Professional service for preparation and provision of 1 or more antigens (95165)5,860 services
- Professional service for multiple injections of allergen (95117)1,555 services
- Test for allergy using allergenic extract (95004)1,100 services
- Test for allergy using allergenic extract injected into skin (95024)455 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)344 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Diabetes31%
- Ischemic heart disease23%
- Chronic kidney disease22%
Hospitals where John J. Christophel works
Medicare's Facility Affiliation Data lists John J. Christophel at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mary Immaculate HospitalNewport News, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490041
- Riverside Regional Medical CenterNewport News, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490052
- Sentara Careplex HospitalHampton, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490093
- Sentara Obici HospitalSuffolk, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490044
- Sentara Williamsburg Regional Medical CenterWilliamsburg, VA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 490066
Practice locations
Addresses where John J. Christophel is enrolled with Medicare (CMS data updated October 2, 2026).
- 901 Enterprise Pkwy, Suite 300Hampton, VA 23666 (757) 825‑2500
Group practices
Medicare enrollment lists John J. Christophel as a member of this group (CMS data updated October 2, 2026).
- Hampton Roads Otolaryngology Associates PLLC20 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Virginia
Clinicians with the same Medicare primary specialty in Virginia — not a recommendation.
Other clinicians in Hampton Roads Otolaryngology Associates PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 2004 (22 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1417169111 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians