John Fisher, MD
NPI 1073583720 · Internal Medicine Physician · Sussex, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Fisher, MD is a Internal Medicine Physician provider in Sussex, NJ (NPI 1073583720).
Provider details
- NPI number
- 1073583720
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA04056400 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,201 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 490 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 271 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 149 | $5 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 69 | $142 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 53 | $81 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 34 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 200 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 574 | 107 |
| Atorvastatin Calcium | 551 | 149 |
| Levothyroxine Sodium | 441 | 111 |
| Gabapentin | 406 | 87 |
| Lisinopril | 303 | 76 |
| Omeprazole | 290 | 59 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$856 across 27 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-25
- Last updated
- 2012-07-23
Frequently asked questions
- What is John Fisher's NPI number?
- John Fisher's National Provider Identifier (NPI) is 1073583720, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Fisher's specialty?
- John Fisher is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Fisher located?
- John Fisher's practice location on file with NPPES is 16 E Main St, Sussex, NJ 07461.
- What is John Fisher's phone number?
- The practice phone number listed in the NPPES registry for John Fisher is (973) 875-3646.
- Does John Fisher accept Medicare?
- John Fisher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Fisher's NPI active?
- Yes — John Fisher's NPI (1073583720) is active in the NPPES registry as of the last update on 2012-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.