John Gannon, D.D.S.
NPI 1205253614 · Oral and Maxillofacial Surgery (Dentist) · Dallas, TX
John Gannon, D.D.S. is a Oral and Maxillofacial Surgery (Dentist) provider in Dallas, TX (NPI 1205253614).
Provider details
- NPI number
- 1205253614
- Entity type
- Individual
- Primary specialty
- Oral and Maxillofacial Surgery (Dentist)Dental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 33958 (TX)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
12 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin | 183 | 154 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 179 | 151 |
| Ibuprofen | 165 | 139 |
| Chlorhexidine Gluconate | 40 | 40 |
| Azithromycin | 36 | 27 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 23 | 19 |
| Ibuprofenbrand: Ibu | 11 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$295 across 4 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
- 2014-03-24
- Last updated
- 2018-07-09
Frequently asked questions
- What is John Gannon's NPI number?
- John Gannon's National Provider Identifier (NPI) is 1205253614, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gannon's specialty?
- John Gannon is listed in the NPPES registry with a primary specialty of Oral and Maxillofacial Surgery (Dentist) (Dental Providers).
- Where is John Gannon located?
- John Gannon's practice location on file with NPPES is 8315 Walnut Hill Ln Ste 120, Dallas, TX 75231.
- What is John Gannon's phone number?
- The practice phone number listed in the NPPES registry for John Gannon is (214) 363-9946.
- Is John Gannon's NPI active?
- Yes — John Gannon's NPI (1205253614) is active in the NPPES registry as of the last update on 2018-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.