OrganizationActive
Ilan Hartstein, MD. Inc
NPI 1659601987 · Ophthalmology Physician · La Palma, CA
Ilan Hartstein, MD. Inc is a Ophthalmology Physician organization in La Palma, CA (NPI 1659601987).
Provider details
- NPI number
- 1659601987
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ilan Hartstein, President, Doctor(714) 522-4862
- License
- G59917 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
7851 Walker St
Suite 207
La Palma, CA 90623-1747
Phone: (714) 522-4862
Fax: (714) 522-4293
Street-level locationGet directions
Mailing address
7851 Walker St
La Palma, CA 90623-1747
Other names (DBA / former)
- Doing business as
- Ilan Hartstein, MD. Inc
Registry dates
- Enumerated
- 2010-01-08
- Last updated
- 2010-01-21
Frequently asked questions
- What is Ilan Hartstein, MD. Inc's NPI number?
- Ilan Hartstein, MD. Inc's National Provider Identifier (NPI) is 1659601987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ilan Hartstein, MD. Inc?
- Ilan Hartstein, MD. Inc is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ilan Hartstein, MD. Inc located?
- Ilan Hartstein, MD. Inc's practice location on file with NPPES is 7851 Walker St, La Palma, CA 90623-1747.
- What is Ilan Hartstein, MD. Inc's phone number?
- The practice phone number listed in the NPPES registry for Ilan Hartstein, MD. Inc is (714) 522-4862.
- Who is the authorized official for Ilan Hartstein, MD. Inc?
- The authorized official listed on Ilan Hartstein, MD. Inc's NPPES record is Ilan Hartstein, President, Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ilan Hartstein, MD. Inc's NPI active?
- Yes — Ilan Hartstein, MD. Inc's NPI (1659601987) is active in the NPPES registry as of the last update on 2010-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.