Doctor profile · Federal record

Dr. Garbis Kassabian, M.D.

Specialist (CMS: Pulmonary Disease) · Mission Hills, CA

  • NPI 1083692669
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
14901 Rinaldi St, Suite # 305
Mission Hills, CA 913451204
(818) 837-6830
fax (818) 837-6832

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
January 3, 2013
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
California #G79982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083692669. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,145
Distinct HCPCS
8
Medicare allowed
$161,839
HCPCS Description Services Patients Avg allowed
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 555 16 $163
99214 Established patient office or other outpatient visit, 30-39 minutes 363 203 $139
99204 New patient office or other outpatient visit, 45-59 minutes 75 75 $180
94060 Test to measure expiratory airflow and volume changes before and after medication administration 44 44 $44
94727 Test to determine lung volumes using gas dilution or washout 43 43 $50
94729 Test to examine how well the lungs exchange gases 43 43 $66
90688 Influenza vaccine, quadrivalent, 0.5 ml dosage 11 11 $20
G0008 Administration of influenza virus vaccine 11 11 $33

In context: peer comparison

Among 2 peers in this city , average services per provider: 414. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,202
Transactions
58
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 11 $203.97
Insmed, Inc. 11 $149.59
AstraZeneca Pharmaceuticals LP 6 $114.82
Grifols USA, LLC 4 $109.80
GlaxoSmithKline, LLC. 5 $107.31
ABBVIE INC. 3 $84.17
Pulmonx Corporation 3 $72.35
Mylan Specialty L.P. 4 $57.91
Lilly USA, LLC 2 $51.50
Janssen Biotech, Inc. 2 $48.45
Regeneron Healthcare Solutions, Inc. 2 $38.73
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $36.95
United Therapeutics Corporation 1 $31.12
SUN PHARMACEUTICAL INDUSTRIES INC. 1 $28.27
Baxter Healthcare 1 $24.87

By nature of payment

Food and Beverage
$1,202

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,104
Patients
552
Total drug cost
$1,677,991
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 494 156 $19,749
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 313 64 $270,628
Fluticasone Propionate Generic 283 87 $4,091
Breo Ellipta (Fluticasone/Vilanterol) Brand 224 54 $106,811
Ventolin Hfa (Albuterol Sulfate) Brand 114 24 $8,211
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 111 23 $70,022
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 80 18 $61,263
Spiriva Respimat (Tiotropium Bromide) Brand 77 18 $48,534
Ofev (Nintedanib Esylate) Brand 76 11 $1,022,271
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 75 18 $16,409

Frequently asked questions

Auto-generated from federal data
What is Dr. Garbis Kassabian's medical specialty?
Dr. Garbis Kassabian practices Specialist in Mission Hills, CA.
Where does Dr. Garbis Kassabian practice?
Dr. Garbis Kassabian practices at 14901 Rinaldi St, Mission Hills, CA 913451204. Office phone: 8188376830.
What is Dr. Garbis Kassabian's NPI?
Dr. Garbis Kassabian's National Provider Identifier (NPI) is 1083692669, issued by NPPES.
Does Dr. Garbis Kassabian accept Medicare assignment?
Yes. Dr. Garbis Kassabian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Garbis Kassabian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.