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DANIEL A WATROUS
NPI 1427229715
Internal Medicine - Rheumatology in Visalia, CA

Active since March 14, 2008
5315 W HILLSDALE AVE, VISALIA, CA 93291(559) 732-9900(559) 732-9908 Get Directions Write a Review

NPPES record last updated: December 16, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Daniel A Watrous NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DANIEL A WATROUS (NPI 1427229715), doing business as Sierra Pacific Arthritis & Rheumatology Centers, is a healthcare organization registered as a rheumatology in Visalia, California and active in the NPI registry since March 2008. The organization maintains 2 additional practice locations and lists Daniel Arthur Watrous, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1427229715
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameDANIEL A WATROUS
Location Address5315 W HILLSDALE AVEVisalia, CA 93291-5118
Mailing Address5315 W Hillsdale AveVisalia, CA 93291-5118 · (559) 732-9900 · Fax (559) 732-9908
Phone(559) 732-9900
Fax(559) 732-9908
Organization SubpartNo
Authorized OfficialDaniel Arthur WatrousPhysician/owner · (559) 500-3000
Enumeration DateMarch 14, 2008
Last NPPES UpdateDecember 16, 2025
NPPES CertifiedDecember 16, 2025
✔ NPI 1427229715 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · G55060
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
Also ListedSpecialistTaxonomy 174400000X
5315 W HILLSDALE AVE, Visalia, CA 93291
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Other Names 1

Doing Business AsSierra Pacific Arthritis & Rheumatology Centers

Secondary Practice Locations 2

Location 16327 N Fresno St Ste 101Fresno, CA 93710-5236 · Phone (559) 500-3000
Location 2671 W Tefft St Ste 101Nipomo, CA 93444-8988 · Phone (805) 473-4001

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Daniel A Watrous is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Daniel A Watrous, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Pamela Scott, NP
Nurse Practitioner
NPI 1356620181
5315 W HILLSDALE AVE
Visalia, CA 93291
(559) 732-9900
✔ PECOS✔ Accepts MedicareSame address
Daniel Watrous, M.D.
Rheumatology
NPI 1841246568
5315 W HILLSDALE AVE
Visalia, CA 93291
(559) 732-9900
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Daniel A Watrous's NPI number?

The NPI number for Daniel A Watrous is 1427229715. It was assigned to this organization in the NPPES registry on March 14, 2008. The provider is doing business as Sierra Pacific Arthritis & Rheumatology Centers.

Where is Daniel A Watrous located?

Daniel A Watrous is located at 5315 W Hillsdale Ave, Visalia, CA 93291. The listed phone number is (559) 732-9900.

What is Daniel A Watrous's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Daniel A Watrous enrolled in Medicare?

Yes. Daniel A Watrous is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Daniel A Watrous?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Daniel A Watrous, in Nurse Practitioner and Rheumatology. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Daniel A Watrous was last updated on December 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.