Marie Darby, M.D.
NPI 1891970521 · Maternal & Fetal Medicine Physician · Hattiesburg, MS
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Darby, M.D. is a Maternal & Fetal Medicine Physician provider in Hattiesburg, MS (NPI 1891970521).
Provider details
- NPI number
- 1891970521
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 21529 (MS)
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
18 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
- 2007-12-31
- Last updated
- 2020-07-21
- Certified
- 2020-07-21
Frequently asked questions
- What is Marie Darby's NPI number?
- Marie Darby's National Provider Identifier (NPI) is 1891970521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Darby's specialty?
- Marie Darby is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marie Darby located?
- Marie Darby's practice location on file with NPPES is 421 S 28th Ave, Hattiesburg, MS 39401-7206.
- What is Marie Darby's phone number?
- The practice phone number listed in the NPPES registry for Marie Darby is (601) 579-5100.
- Does Marie Darby accept Medicare?
- Marie Darby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Darby's NPI active?
- Yes — Marie Darby's NPI (1891970521) is active in the NPPES registry as of the last update on 2020-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.