IndividualActive
Maren Callahan, R.D.
NPI 1598048183 · Registered Dietitian · Elmira, NY
Maren Callahan, R.D. is a Registered Dietitian provider in Elmira, NY (NPI 1598048183).
Provider details
- NPI number
- 1598048183
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- R.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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
600 Roe Ave
Elmira, NY 14905-1629
Phone: (607) 737-8188
Approximate (ZIP-level) locationGet directions
Mailing address
276 Canton St
Troy, PA 16947-1406
Registry dates
- Enumerated
- 2011-09-21
- Last updated
- 2011-09-21
Frequently asked questions
- What is Maren Callahan's NPI number?
- Maren Callahan's National Provider Identifier (NPI) is 1598048183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maren Callahan's specialty?
- Maren Callahan is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Maren Callahan located?
- Maren Callahan's practice location on file with NPPES is 600 Roe Ave, Elmira, NY 14905-1629.
- What is Maren Callahan's phone number?
- The practice phone number listed in the NPPES registry for Maren Callahan is (607) 737-8188.
- Is Maren Callahan's NPI active?
- Yes — Maren Callahan's NPI (1598048183) is active in the NPPES registry as of the last update on 2011-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.