Madison Messmer, DO
NPI 1164125571 · Emergency Medicine Physician · Dayton, OH
Madison Messmer, DO is a Emergency Medicine Physician provider in Dayton, OH (NPI 1164125571).
Provider details
- NPI number
- 1164125571
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- DO228745 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 342 Fairview StSilverton, OR 97381-1917Phone: (503) 873-1500
Registry dates
- Enumerated
- 2023-03-24
- Last updated
- 2026-05-06
- Certified
- 2026-05-06
Frequently asked questions
- What is Madison Messmer's NPI number?
- Madison Messmer's National Provider Identifier (NPI) is 1164125571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madison Messmer's specialty?
- Madison Messmer is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Madison Messmer located?
- Madison Messmer's practice location on file with NPPES is 405 W Grand Ave, Dayton, OH 45405-7538.
- What is Madison Messmer's phone number?
- The practice phone number listed in the NPPES registry for Madison Messmer is (937) 723-3248.
- Is Madison Messmer's NPI active?
- Yes — Madison Messmer's NPI (1164125571) is active in the NPPES registry as of the last update on 2026-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.