OrganizationActive
Marc Alan Landsberg MD
NPI 1649785619 · Clinic/Center · Philadelphia, PA
Marc Alan Landsberg MD is a Clinic/Center organization in Philadelphia, PA (NPI 1649785619).
Provider details
- NPI number
- 1649785619
- Entity type
- Organization
- Primary specialty
- Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Marc Landsberg, President/Owner(215) 677-6000
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
1094 Welsh Rd
Philadelphia, PA 19115-2805
Phone: (215) 677-6000
Street-level locationGet directions
Mailing address
1094 Welsh Rd
Philadelphia, PA 19115-2805
Registry dates
- Enumerated
- 2017-12-12
- Last updated
- 2017-12-12
Frequently asked questions
- What is Marc Alan Landsberg MD's NPI number?
- Marc Alan Landsberg MD's National Provider Identifier (NPI) is 1649785619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marc Alan Landsberg MD?
- Marc Alan Landsberg MD is classified in the NPPES registry as Clinic/Center (Ambulatory Health Care Facilities).
- Where is Marc Alan Landsberg MD located?
- Marc Alan Landsberg MD's practice location on file with NPPES is 1094 Welsh Rd, Philadelphia, PA 19115-2805.
- What is Marc Alan Landsberg MD's phone number?
- The practice phone number listed in the NPPES registry for Marc Alan Landsberg MD is (215) 677-6000.
- Who is the authorized official for Marc Alan Landsberg MD?
- The authorized official listed on Marc Alan Landsberg MD's NPPES record is Marc Landsberg, President/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marc Alan Landsberg MD's NPI active?
- Yes — Marc Alan Landsberg MD's NPI (1649785619) is active in the NPPES registry as of the last update on 2017-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.