Walfredo Zarraga, MD
NPI 1699855940 · Internal Medicine Physician · North Las Vegas, NV
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walfredo Zarraga, MD is a Internal Medicine Physician provider in North Las Vegas, NV (NPI 1699855940).
Provider details
- NPI number
- 1699855940
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 40929 (AZ)
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
- 2006-10-17
- Last updated
- 2014-10-16
Frequently asked questions
- What is Walfredo Zarraga's NPI number?
- Walfredo Zarraga's National Provider Identifier (NPI) is 1699855940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walfredo Zarraga's specialty?
- Walfredo Zarraga is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Walfredo Zarraga located?
- Walfredo Zarraga's practice location on file with NPPES is 6900 Pecos Rd, North Las Vegas, NV 89086-4400.
- What is Walfredo Zarraga's phone number?
- The practice phone number listed in the NPPES registry for Walfredo Zarraga is (702) 791-9030.
- Does Walfredo Zarraga accept Medicare?
- Walfredo Zarraga is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walfredo Zarraga's NPI active?
- Yes — Walfredo Zarraga's NPI (1699855940) is active in the NPPES registry as of the last update on 2014-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.