Dennis Dewey, MD
NPI 1538140371 · Neurology Physician · Fleming Island, FL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Dewey, MD is a Neurology Physician provider in Fleming Island, FL (NPI 1538140371).
Provider details
- NPI number
- 1538140371
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME47968 (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
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,114 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 | 468 | $124 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 254 | $162 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 139 | $127 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 81 | $174 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 80 | $76 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 176 | 56 |
| Donepezil Hcl | 124 | 50 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 118 | 36 |
| Memantine Hcl | 108 | 36 |
| Clonazepam | 87 | 15 |
| Levetiracetam | 86 | 23 |
| Topiramate | 75 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,975 across 111 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
Additional practice locations (2)
- 1747 Baptist Clay Dr Ste 310Fleming Island, FL 32003-8503Phone: (904) 224-8090Fax: (904) 224-8097
- 2300 Park Ave Ste 102Orange Park, FL 32073-5572Phone: (904) 276-2220Fax: (904) 276-2578
Registry dates
- Enumerated
- 2005-11-09
- Last updated
- 2023-01-18
- Certified
- 2023-01-18
Frequently asked questions
- What is Dennis Dewey's NPI number?
- Dennis Dewey's National Provider Identifier (NPI) is 1538140371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Dewey's specialty?
- Dennis Dewey is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Dewey located?
- Dennis Dewey's practice location on file with NPPES is 2310 Village Square Pkwy Ste 202, Fleming Island, FL 32003-6351.
- What is Dennis Dewey's phone number?
- The practice phone number listed in the NPPES registry for Dennis Dewey is (904) 516-1880.
- Does Dennis Dewey accept Medicare?
- Dennis Dewey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Dewey's NPI active?
- Yes — Dennis Dewey's NPI (1538140371) is active in the NPPES registry as of the last update on 2023-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.