Dr. Ron Hassanzadeh, PC
NPI 1326893355 · Orthodontics and Dentofacial Orthopedics Dentistry · San Ramon, CA
Dr. Ron Hassanzadeh, PC is a Orthodontics and Dentofacial Orthopedics Dentistry organization in San Ramon, CA (NPI 1326893355).
Provider details
- NPI number
- 1326893355
- Entity type
- Organization
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Organization subpart
- No
- Authorized official
- Mehran Hassanzadeh, Ceo(404) 308-1440
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
Other names (DBA / former)
- Doing business as
- Ismile Orthodontics
Registry dates
- Enumerated
- 2024-04-22
- Last updated
- 2024-04-22
- Certified
- 2024-04-22
Frequently asked questions
- What is Dr. Ron Hassanzadeh, PC's NPI number?
- Dr. Ron Hassanzadeh, PC's National Provider Identifier (NPI) is 1326893355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr. Ron Hassanzadeh, PC?
- Dr. Ron Hassanzadeh, PC is classified in the NPPES registry as Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Dr. Ron Hassanzadeh, PC located?
- Dr. Ron Hassanzadeh, PC's practice location on file with NPPES is 2355 San Ramon Valley Blvd Ste 105, San Ramon, CA 94583-1597.
- What is Dr. Ron Hassanzadeh, PC's phone number?
- The practice phone number listed in the NPPES registry for Dr. Ron Hassanzadeh, PC is (925) 458-7811.
- Who is the authorized official for Dr. Ron Hassanzadeh, PC?
- The authorized official listed on Dr. Ron Hassanzadeh, PC's NPPES record is Mehran Hassanzadeh, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr. Ron Hassanzadeh, PC's NPI active?
- Yes — Dr. Ron Hassanzadeh, PC's NPI (1326893355) is active in the NPPES registry as of the last update on 2024-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.