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Robert Bielen, M.D.
NPI 1558479691 · Specialist · Long Beach, CA
Robert Bielen, M.D. is a Specialist provider in Long Beach, CA (NPI 1558479691).
Provider details
- NPI number
- 1558479691
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- C35222 (CA)
Specialties & taxonomies
Other Service Providers
Other Service Providers
Profile Score
Detailed profile(90/100 index)
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
5901 E 7th St
Long Beach, CA 90822-5201
Phone: (949) 219-9979
Street-level locationGet directions
Mailing address
Po Box 1502
Newport Beach, CA 92659-0502
Registry dates
- Enumerated
- 2006-08-28
- Last updated
- 2007-07-24
Frequently asked questions
- What is Robert Bielen's NPI number?
- Robert Bielen's National Provider Identifier (NPI) is 1558479691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Bielen's specialty?
- Robert Bielen is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Robert Bielen located?
- Robert Bielen's practice location on file with NPPES is 5901 E 7th St, Long Beach, CA 90822-5201.
- What is Robert Bielen's phone number?
- The practice phone number listed in the NPPES registry for Robert Bielen is (949) 219-9979.
- Is Robert Bielen's NPI active?
- Yes — Robert Bielen's NPI (1558479691) is active in the NPPES registry as of the last update on 2007-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.