Bertha Mera, MD
NPI 1265486633 · Internal Medicine Physician · Chesterfield, MO
Bertha Mera, MD is a Internal Medicine Physician provider in Chesterfield, MO (NPI 1265486633).
Provider details
- NPI number
- 1265486633
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 107581 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2006-05-20
- Last updated
- 2014-03-05
Frequently asked questions
- What is Bertha Mera's NPI number?
- Bertha Mera's National Provider Identifier (NPI) is 1265486633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bertha Mera's specialty?
- Bertha Mera is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bertha Mera located?
- Bertha Mera's practice location on file with NPPES is 222 S Woods Mill Rd, Chesterfield, MO 63017-3662.
- What is Bertha Mera's phone number?
- The practice phone number listed in the NPPES registry for Bertha Mera is (314) 523-2597.
- Is Bertha Mera's NPI active?
- Yes — Bertha Mera's NPI (1265486633) is active in the NPPES registry as of the last update on 2014-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.