Louis Weinstein, M.D.
NPI 1124047071 · Maternal & Fetal Medicine Physician · Philadelphia, PA
Louis Weinstein, M.D. is a Maternal & Fetal Medicine Physician provider in Philadelphia, PA (NPI 1124047071).
Provider details
- NPI number
- 1124047071
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD-423427 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-07-19
- Last updated
- 2011-07-20
Frequently asked questions
- What is Louis Weinstein's NPI number?
- Louis Weinstein's National Provider Identifier (NPI) is 1124047071, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Weinstein's specialty?
- Louis Weinstein is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Louis Weinstein located?
- Louis Weinstein's practice location on file with NPPES is 834 Chestnut St, Philadelphia, PA 19107-5127.
- What is Louis Weinstein's phone number?
- The practice phone number listed in the NPPES registry for Louis Weinstein is (215) 955-6776.
- Is Louis Weinstein's NPI active?
- Yes — Louis Weinstein's NPI (1124047071) is active in the NPPES registry as of the last update on 2011-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.