IndividualActive
Ryan Kalfsbeek
NPI 1891531182 · Peer Specialist · Martinez, CA
Ryan Kalfsbeek is a Peer Specialist provider in Martinez, CA (NPI 1891531182).
Provider details
- NPI number
- 1891531182
- Entity type
- Individual
- Primary specialty
- Peer SpecialistOther Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(50/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
150 Muir Rd
Martinez, CA 94553-4668
Phone: (925) 329-5538
Street-level locationGet directions
Mailing address
1727 T St Apt D
Sacramento, CA 95811-7219
Registry dates
- Enumerated
- 2024-07-05
- Last updated
- 2024-07-05
- Certified
- 2024-07-05
Frequently asked questions
- What is Ryan Kalfsbeek's NPI number?
- Ryan Kalfsbeek's National Provider Identifier (NPI) is 1891531182, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Kalfsbeek's specialty?
- Ryan Kalfsbeek is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).
- Where is Ryan Kalfsbeek located?
- Ryan Kalfsbeek's practice location on file with NPPES is 150 Muir Rd, Martinez, CA 94553-4668.
- What is Ryan Kalfsbeek's phone number?
- The practice phone number listed in the NPPES registry for Ryan Kalfsbeek is (925) 329-5538.
- Is Ryan Kalfsbeek's NPI active?
- Yes — Ryan Kalfsbeek's NPI (1891531182) is active in the NPPES registry as of the last update on 2024-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.