IndividualActive
Lydia Mertz, MD
NPI 1184872046 · Family Medicine Physician · Elkhart, IN
Lydia Mertz, MD is a Family Medicine Physician provider in Elkhart, IN (NPI 1184872046).
Provider details
- NPI number
- 1184872046
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 01031929A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
608 Oakland Ave
Elkhart, IN 46516-3819
Phone: (574) 523-2127
Fax: (574) 522-2192
Street-level locationGet directions
Mailing address
1130 Professional Dr
Goshen, IN 46526-3819
Additional practice locations (1)
- 1130 Professional DrGoshen, IN 46526-3819Phone: (574) 537-8326
Registry dates
- Enumerated
- 2008-09-04
- Last updated
- 2023-03-07
Frequently asked questions
- What is Lydia Mertz's NPI number?
- Lydia Mertz's National Provider Identifier (NPI) is 1184872046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Mertz's specialty?
- Lydia Mertz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lydia Mertz located?
- Lydia Mertz's practice location on file with NPPES is 608 Oakland Ave, Elkhart, IN 46516-3819.
- What is Lydia Mertz's phone number?
- The practice phone number listed in the NPPES registry for Lydia Mertz is (574) 523-2127.
- Is Lydia Mertz's NPI active?
- Yes — Lydia Mertz's NPI (1184872046) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.