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Heather Sienkowski, RDH
NPI 1538832282 · Dental Hygienist · Great Falls, MT
Heather Sienkowski, RDH is a Dental Hygienist provider in Great Falls, MT (NPI 1538832282).
Provider details
- NPI number
- 1538832282
- Entity type
- Individual
- Primary specialty
- Dental HygienistDental Providers
- Credential
- RDH
- Sex
- Female
- Sole proprietor
- No
- License
- DEN-RDH-LIC-13510 (MT)
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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.
Practice location
202 2nd Ave S Ste 203
Great Falls, MT 59405-1831
Phone: (406) 791-9267
Fax: (406) 791-9277
Street-level locationGet directions
Mailing address
601 1st Ave N
Great Falls, MT 59401-2510
Registry dates
- Enumerated
- 2021-07-28
- Last updated
- 2025-10-01
- Certified
- 2025-10-01
Frequently asked questions
- What is Heather Sienkowski's NPI number?
- Heather Sienkowski's National Provider Identifier (NPI) is 1538832282, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Sienkowski's specialty?
- Heather Sienkowski is listed in the NPPES registry with a primary specialty of Dental Hygienist (Dental Providers).
- Where is Heather Sienkowski located?
- Heather Sienkowski's practice location on file with NPPES is 202 2nd Ave S Ste 203, Great Falls, MT 59405-1831.
- What is Heather Sienkowski's phone number?
- The practice phone number listed in the NPPES registry for Heather Sienkowski is (406) 791-9267.
- Is Heather Sienkowski's NPI active?
- Yes — Heather Sienkowski's NPI (1538832282) is active in the NPPES registry as of the last update on 2025-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.