Greg S. Khounganian, MD, Inc
NPI 1922377571 · Orthopaedic Surgery of the Spine Physician · Tarzana, CA
Greg S. Khounganian, MD, Inc is a Orthopaedic Surgery of the Spine Physician organization in Tarzana, CA (NPI 1922377571).
Provider details
- NPI number
- 1922377571
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery of the Spine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Greg Khounganian, President(818) 343-4430
- License
- A102948 (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
14 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
- 2011-12-27
- Last updated
- 2011-12-27
Frequently asked questions
- What is Greg S. Khounganian, MD, Inc's NPI number?
- Greg S. Khounganian, MD, Inc's National Provider Identifier (NPI) is 1922377571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Greg S. Khounganian, MD, Inc?
- Greg S. Khounganian, MD, Inc is classified in the NPPES registry as Orthopaedic Surgery of the Spine Physician (Allopathic & Osteopathic Physicians).
- Where is Greg S. Khounganian, MD, Inc located?
- Greg S. Khounganian, MD, Inc's practice location on file with NPPES is 5525 Etiwanda Ave, Tarzana, CA 91356.
- What is Greg S. Khounganian, MD, Inc's phone number?
- The practice phone number listed in the NPPES registry for Greg S. Khounganian, MD, Inc is (818) 343-4430.
- Who is the authorized official for Greg S. Khounganian, MD, Inc?
- The authorized official listed on Greg S. Khounganian, MD, Inc's NPPES record is Greg Khounganian, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Greg S. Khounganian, MD, Inc's NPI active?
- Yes — Greg S. Khounganian, MD, Inc's NPI (1922377571) is active in the NPPES registry as of the last update on 2011-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.