GREGORY H. TCHEJEYAN M.D. INC NPI 1689668188

NPI Information

  • NPI: 1689668188
  • Provider Name: GREGORY H. TCHEJEYAN, M.D., INC
  • Classification: Specialist - 174400000X
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 250 LOMBARD ST STE 1
    THOUSAND OAKS, CA
    ZIP 91360
  • Phone: (805) 495-3687

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NPI Details

Gregory H. Tchejeyan, M.D., INC is a specialist in Thousand Oaks, CA with 32 years of experience. The provider is an individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree. Gregory H. Tchejeyan, M.D., INC NPI is 1689668188. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduation Year:1994

The provider's business location address is:

250 LOMBARD ST STE 1
THOUSAND OAKS, CA
ZIP 91360-208
Phone: (805) 495-3687
Fax: (805) 494-1828

The NPI 1689668188 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Injection, mepivacaine hydrochloride, per 10 ml (HCPCS:J0670)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Injection, methylprednisolone acetate, 40 mg (HCPCS:J1030)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Aspiration and/or injection of fluid from large joint (HCPCS:20610)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • X-ray of hip, minimum of 4 views (HCPCS:73503)
  • X-ray of knee, 4 or more views (HCPCS:73564)
  • X-ray of knee, 1-2 views (HCPCS:73560)
  • X-ray of knee, 3 views (HCPCS:73562)
  • Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose (HCPCS:J7321)
  • X-ray of shoulder, minimum of 2 views (HCPCS:73030)
  • X-ray of shoulder blade (HCPCS:73010)
  • Incision of knee joint for exploration, biopsy, or removal of foreign body (HCPCS:27331)
  • Musculoskeletal surgical navigational orthopedic operation using imaging guidance (HCPCS:0055T)
  • Partial removal of thigh and/or lower leg bones (HCPCS:27360)
  • Repair of dislocating kneecap with realignment (HCPCS:27422)
  • Partial removal of shin bone (HCPCS:27640)
  • Repair of multiple hamstring tendons in leg (HCPCS:27391)
  • Computer-assisted surgery for muscle and bone procedure (HCPCS:20985)
  • Injection into tendon at attachment to bone or muscle (HCPCS:20551)
  • Incision of hip joint for exploration, fluid drainage, or removal of foreign body (HCPCS:27033)
  • Removal of cyst or growth of hip, pubic, or head of thigh bone with self bone graft (HCPCS:27065)
  • Partial removal of deep cyst or growth of hip, pubic, or head of thigh bone with self bone graft (HCPCS:27071)
  • Replacement of thigh bone and hip joint with prosthesis (HCPCS:27130)
  • Removal of kneecap (HCPCS:27350)
  • X-ray of wrist, 2 views (HCPCS:73100)
  • Incision of back portion of knee joint capsule (HCPCS:27435)
  • Replacement of knee joint, both sides of knee (HCPCS:27447)
  • X-ray of ankle, minimum of 3 views (HCPCS:73610)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • X-ray of elbow, minimum of 3 views (HCPCS:73080)
  • Replacement of knee joint on side of knee (HCPCS:27446)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • Aspiration and/or injection of fluid from large joint (HCPCS:20610)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Hip replacement (HCPCS:NAN09)
  • Knee replacement (HCPCS:NAN06)
  • Lower limb (leg) arthroscopy (minimally invasive joint repair) (HCPCS:NAN15)
  • Upper limb (arm) arthroscopy (minimally invasive joint repair) (HCPCS:NAN17)

The enumeration date for this NPI number is 9/12/2005 and was last updated on 3/29/2022.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1174400000XSpecialistA55364CALIFORNIAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
11376835330OTHERCALIFORNIANPI TYPE II

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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