Marianne Ruby MD PC
NPI 1700133501 · Gynecology Physician · Philadelphia, PA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marianne Ruby MD PC is a Gynecology Physician organization in Philadelphia, PA (NPI 1700133501).
Provider details
- NPI number
- 1700133501
- Entity type
- Organization
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ruby Marianne, Physician(215) 923-1112
- License
- MD018446E (PA)
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
13 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
- 2012-08-10
- Last updated
- 2012-08-10
Frequently asked questions
- What is Marianne Ruby MD PC's NPI number?
- Marianne Ruby MD PC's National Provider Identifier (NPI) is 1700133501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marianne Ruby MD PC?
- Marianne Ruby MD PC is classified in the NPPES registry as Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Marianne Ruby MD PC located?
- Marianne Ruby MD PC's practice location on file with NPPES is 834 Chestnut St, Philadelphia, PA 19107-5127.
- What is Marianne Ruby MD PC's phone number?
- The practice phone number listed in the NPPES registry for Marianne Ruby MD PC is (215) 923-1112.
- Does Marianne Ruby MD PC accept Medicare?
- Marianne Ruby MD PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Marianne Ruby MD PC?
- The authorized official listed on Marianne Ruby MD PC's NPPES record is Ruby Marianne, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marianne Ruby MD PC's NPI active?
- Yes — Marianne Ruby MD PC's NPI (1700133501) is active in the NPPES registry as of the last update on 2012-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.