NPI age
9 years
Enumerated 2016-06-10
● Active
Type 1 · Individual
DR. Clark U Knowlton, D.D.S.
Knowlton is 1 of 15 dentist providers in Meridian and 1 of 135 in Idaho.
Primary specialty
Dentist
Plus 2 subspecialties
Licensed in
ID, NM
2 states
Status
Active
No deactivations on record
Last NPPES update
2021-05-05
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 135 active dentist providers in Idaho.
NPI age
9 years
↓ 9 yr below median (18 yr)
State licenses
2 states
Top 85% — 14% of peers are multi-state
Subspecialties
2
In the 17% of peers with subspecialties
NPI lifetime · 2016 → 2026
2016-06Enumerated in NPPES
2016
2026
Where they practice
Practice location
543 W Gable St
Meridian, ID 836466355
Mailing address
111 E 210th St
Bronx, NY 104672401
Specialties
-
Dentist PrimaryThat area of dentistry concerned with the supervision, guidance and correction of the growing or mature dentofacial structures, including those conditions that require movement of teeth or correction of malrelationships and...
-
DentistA 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...
-
Student in an Organized Health Care Education/Training ProgramAn individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Provyx · Custom healthcare lists
Need all 135 Dentist providers in Idaho?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- 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.