Clifford Merkel, MD
NPI 1184710642 · Orthopaedic Foot and Ankle Surgery Physician · Redlandss, CA
Clifford Merkel, MD is a Orthopaedic Foot and Ankle Surgery Physician provider in Redlandss, CA (NPI 1184710642).
Provider details
- NPI number
- 1184710642
- Entity type
- Individual
- Primary specialty
- Orthopaedic Foot and Ankle Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G46740 (CA)
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
- 2006-10-04
- Last updated
- 2007-07-13
Frequently asked questions
- What is Clifford Merkel's NPI number?
- Clifford Merkel's National Provider Identifier (NPI) is 1184710642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Merkel's specialty?
- Clifford Merkel is listed in the NPPES registry with a primary specialty of Orthopaedic Foot and Ankle Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Clifford Merkel located?
- Clifford Merkel's practice location on file with NPPES is 1901 West Lugonia Avenue, Redlandss, CA 92374.
- What is Clifford Merkel's phone number?
- The practice phone number listed in the NPPES registry for Clifford Merkel is (909) 557-1600.
- Is Clifford Merkel's NPI active?
- Yes — Clifford Merkel's NPI (1184710642) is active in the NPPES registry as of the last update on 2007-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.