John Campbell, MD
NPI 1659322675 · Neurology Physician · Naples, FL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Campbell, MD is a Neurology Physician provider in Naples, FL (NPI 1659322675).
Provider details
- NPI number
- 1659322675
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME0061741 (FL)
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
698 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 | 275 | $129 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 195 | $182 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 71 | $97 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 71 | $222 |
| Nerve Conduction, 9-10 Studies95911 | 30 | $209 |
| Electronic Analysis of Implanted Brain, Spinal Cord, Or Peripheral Neurostimulator Generator |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 214 | 65 |
| Carbidopa/Levodopabrand: Rytary | 42 | — |
| Donepezil Hcl | 29 | 11 |
| Clonazepam | 27 | — |
| Midodrine Hcl | 20 | — |
| Alprazolam | 17 | — |
| Propranolol Hcl | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,705 across 64 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
- 2006-05-15
- Last updated
- 2024-04-11
- Certified
- 2024-04-11
Frequently asked questions
- What is John Campbell's NPI number?
- John Campbell's National Provider Identifier (NPI) is 1659322675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Campbell's specialty?
- John Campbell is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is John Campbell located?
- John Campbell's practice location on file with NPPES is 3200 Bailey Ln Ste 200, Naples, FL 34105-8523.
- What is John Campbell's phone number?
- The practice phone number listed in the NPPES registry for John Campbell is (239) 262-8971.
- Does John Campbell accept Medicare?
- John Campbell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Campbell's NPI active?
- Yes — John Campbell's NPI (1659322675) is active in the NPPES registry as of the last update on 2024-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.