IndividualActive
Joann Serdinow, RDH
NPI 1649388190 · Dental Hygienist · Elmira, NY
Joann Serdinow, RDH is a Dental Hygienist provider in Elmira, NY (NPI 1649388190).
Provider details
- NPI number
- 1649388190
- Entity type
- Individual
- Primary specialty
- Dental HygienistDental Providers
- Credential
- RDH
- Sex
- Female
- Sole proprietor
- No
- License
- 021501DUP (NY)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1118 Charles Street
Elmira, NY 14902-1554
Phone: (607) 734-7107
Fax: (607) 734-7334
Street-level locationGet directions
Mailing address
Po Box 1554
Elmira, NY 14902-1554
Registry dates
- Enumerated
- 2006-08-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joann Serdinow's NPI number?
- Joann Serdinow's National Provider Identifier (NPI) is 1649388190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joann Serdinow's specialty?
- Joann Serdinow is listed in the NPPES registry with a primary specialty of Dental Hygienist (Dental Providers).
- Where is Joann Serdinow located?
- Joann Serdinow's practice location on file with NPPES is 1118 Charles Street, Elmira, NY 14902-1554.
- What is Joann Serdinow's phone number?
- The practice phone number listed in the NPPES registry for Joann Serdinow is (607) 734-7107.
- Is Joann Serdinow's NPI active?
- Yes — Joann Serdinow's NPI (1649388190) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.