Margaret Dennis, DMD
NPI 1457497877 · Dentist · Jacksonville, FL
Enrolled with Medicare as Order and Referring Only - Other (physician) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Dennis, DMD is a Dentist provider in Jacksonville, FL (NPI 1457497877).
Provider details
- NPI number
- 1457497877
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DMD
- Sex
- Female
- Sole proprietor
- Yes
- License
- DN11438 (FL)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 67 | — |
| Oxycodone Hcl | 55 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 42 | 11 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 39 | — |
| Tramadol Hcl | 37 | — |
| Fentanyl | 29 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Margaret Dennis's NPI number?
- Margaret Dennis's National Provider Identifier (NPI) is 1457497877, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Dennis's specialty?
- Margaret Dennis is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Margaret Dennis located?
- Margaret Dennis's practice location on file with NPPES is 4237 Salisbury Rd Ste 102, Jacksonville, FL 32216-0904.
- What is Margaret Dennis's phone number?
- The practice phone number listed in the NPPES registry for Margaret Dennis is (904) 296-1990.
- Does Margaret Dennis accept Medicare?
- Margaret Dennis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Dennis's NPI active?
- Yes — Margaret Dennis's NPI (1457497877) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.