Calvin Van Reken MD Ltd
NPI 1407908536 · Geriatric Medicine (Internal Medicine) Physician · Reno, NV
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Calvin Van Reken MD Ltd is a Geriatric Medicine (Internal Medicine) Physician organization in Reno, NV (NPI 1407908536).
Provider details
- NPI number
- 1407908536
- Entity type
- Organization
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Calvin Vanreken, President(775) 358-1717
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
- 2007-01-17
- Last updated
- 2015-05-15
Frequently asked questions
- What is Calvin Van Reken MD Ltd's NPI number?
- Calvin Van Reken MD Ltd's National Provider Identifier (NPI) is 1407908536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Calvin Van Reken MD Ltd?
- Calvin Van Reken MD Ltd is classified in the NPPES registry as Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Calvin Van Reken MD Ltd located?
- Calvin Van Reken MD Ltd's practice location on file with NPPES is 55 Foothill Rd, Reno, NV 89511-5404.
- What is Calvin Van Reken MD Ltd's phone number?
- The practice phone number listed in the NPPES registry for Calvin Van Reken MD Ltd is (775) 358-1717.
- Does Calvin Van Reken MD Ltd accept Medicare?
- Calvin Van Reken MD Ltd 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 Calvin Van Reken MD Ltd?
- The authorized official listed on Calvin Van Reken MD Ltd's NPPES record is Calvin Vanreken, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Calvin Van Reken MD Ltd's NPI active?
- Yes — Calvin Van Reken MD Ltd's NPI (1407908536) is active in the NPPES registry as of the last update on 2015-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.