NPI age
10 years
Enumerated 2015-06-23
● Active
Type 1 · Individual
Phillip Claassen, DMD
Claassen is 1 of 72 dentist providers in Richardson and 1 of 9237 in Texas.
Primary specialty
Dentist
Plus 2 subspecialties
Licensed in
TX, NY, FL
3 states
Status
Active
No deactivations on record
Last NPPES update
2025-04-01
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 9237 active dentist providers in Texas.
NPI age
10 years
↓ 2 yr below median (12 yr)
State licenses
3 states
Top 93% — 7% of peers are multi-state
Subspecialties
0
16% of peers hold subspecialties
NPI lifetime · 2015 → 2026
2015-06Enumerated in NPPES
2015
2026
Where they practice
Practice location
1050 W Campbell Rd
Richardson, TX 750802974
Mailing address
2825 Newburyport Ave
Garland, TX 750442113
Specialties
-
Dentist PrimaryA dentist is a person qualified by a doctorate in dental surgery (D.D.S.) or dental medicine (D.M.D.), licensed by the state to practice dentistry, and practicing within the scope of that license. There is no difference between the two...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (FL) | 017398600 |
Multi-state credentialing: Licensed in 3 states. Useful context for credentialers building cross-state provider networks.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.