John Fiss, M.D,
NPI 1700097557 · Diagnostic Radiology Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Fiss, M.D, is a Diagnostic Radiology Physician provider in Allentown, PA (NPI 1700097557).
Provider details
- NPI number
- 1700097557
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D,
- Sex
- Male
- Sole proprietor
- No
- License
- MD431577 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,192 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan Head Or Brain Without Contrast70450 | 808 | $38 |
| Ct Scan of Upper Spine Without Contrast72125 | 296 | $45 |
| X-Ray of Chest, 1 View71045 | 235 | $8 |
| Ct Scan of Lower Spine Without Contrast72131 | 114 | $44 |
| Ct Scan of Lower Spine With Contrast72132 | 107 | $53 |
| Ct Scan of Middle Spine With Contrast72129 | 103 | $56 |
| Ct Scan of Middle Spine Without Contrast72128 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-24
- Last updated
- 2018-11-06
Frequently asked questions
- What is John Fiss's NPI number?
- John Fiss's National Provider Identifier (NPI) is 1700097557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Fiss's specialty?
- John Fiss is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Fiss located?
- John Fiss's practice location on file with NPPES is 1200 S Cedar Crest Blvd, Allentown, PA 18103-6202.
- What is John Fiss's phone number?
- The practice phone number listed in the NPPES registry for John Fiss is (610) 402-8080.
- Does John Fiss accept Medicare?
- John Fiss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Fiss's NPI active?
- Yes — John Fiss's NPI (1700097557) is active in the NPPES registry as of the last update on 2018-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.