John Seisman, DDS
NPI 1497000459 · General Practice Dentistry · Lexington Park, MD
John Seisman, DDS is a General Practice Dentistry provider in Lexington Park, MD (NPI 1497000459).
Provider details
- NPI number
- 1497000459
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 15042 (MD)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
13 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin | 105 | 72 |
| Chlorhexidine Gluconate | 71 | 60 |
| Ibuprofen | 62 | 56 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 45 | 42 |
| Triazolam | 13 | — |
| Cephalexin | 12 | — |
| Clindamycin Hcl | 12 | — |
| Amoxicillin/Potassium Clav |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$171 across 3 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
- 2012-07-16
- Last updated
- 2013-06-09
Frequently asked questions
- What is John Seisman's NPI number?
- John Seisman's National Provider Identifier (NPI) is 1497000459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Seisman's specialty?
- John Seisman is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is John Seisman located?
- John Seisman's practice location on file with NPPES is 21534 Great Mills Rd, Lexington Park, MD 20653-1204.
- What is John Seisman's phone number?
- The practice phone number listed in the NPPES registry for John Seisman is (301) 862-3900.
- Is John Seisman's NPI active?
- Yes — John Seisman's NPI (1497000459) is active in the NPPES registry as of the last update on 2013-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.