Mohammad Zalzaleh, DO
NPI 1235792276 · Orthopaedic Surgery Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Hand Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mohammad Zalzaleh, DO is a Orthopaedic Surgery Physician provider in Fountain Valley, CA (NPI 1235792276).
Provider details
- NPI number
- 1235792276
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 81378-21 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$469 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 11234 Anderson StreetGme Office Westerly Suite CLoma Linda, CA 92354-2804Phone: (909) 558-6444
- 8701 Watertown Plank RdMilwaukee, WI 53226-3548Phone: (414) 777-7700
Registry dates
- Enumerated
- 2019-04-16
- Last updated
- 2025-05-15
- Certified
- 2025-05-15
Frequently asked questions
- What is Mohammad Zalzaleh's NPI number?
- Mohammad Zalzaleh's National Provider Identifier (NPI) is 1235792276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mohammad Zalzaleh's specialty?
- Mohammad Zalzaleh is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mohammad Zalzaleh located?
- Mohammad Zalzaleh's practice location on file with NPPES is 8700 Warner Ave Ste 140, Fountain Valley, CA 92708-3209.
- What is Mohammad Zalzaleh's phone number?
- The practice phone number listed in the NPPES registry for Mohammad Zalzaleh is (714) 850-7300.
- Does Mohammad Zalzaleh accept Medicare?
- Mohammad Zalzaleh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mohammad Zalzaleh's NPI active?
- Yes — Mohammad Zalzaleh's NPI (1235792276) is active in the NPPES registry as of the last update on 2025-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.