Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation
NPI 1568577955 · Gastroenterology Physician · San Francisco, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation is a Gastroenterology Physician organization in San Francisco, CA (NPI 1568577955).
Provider details
- NPI number
- 1568577955
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Elsen, General Partner(415) 863-5272
- License
- G71096 (CA)
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
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
- 2006-08-19
- Last updated
- 2024-08-07
- Certified
- 2024-08-07
Frequently asked questions
- What is Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation's NPI number?
- Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation's National Provider Identifier (NPI) is 1568577955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation?
- Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation located?
- Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation's practice location on file with NPPES is 2100 Webster St Ste 315, San Francisco, CA 94115-2377.
- What is Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation is (415) 923-3320.
- Does Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation accept Medicare?
- Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation 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 Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation?
- The authorized official listed on Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation's NPPES record is Robert Elsen, General Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation's NPI active?
- Yes — Daniel R Conlin M D & Robert J Elsen M D a Medical Corporation's NPI (1568577955) is active in the NPPES registry as of the last update on 2024-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.