Doctor profile · Federal record

Dr. Zahra Tabassian, MD

Nephrology Physician (CMS: Internal Medicine) · Inglewood, CA

  • NPI 1871521716
  • Accepts Medicare
  • 41 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
994 S la Brea Ave
Inglewood, CA 903013816
(310) 671-2420
fax (310) 330-5670
Mailing address
Po Box 661
El Segundo, CA 902450661

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
California #A47974

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871521716. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,220
Distinct HCPCS
3
Medicare allowed
$483,095
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 2,091 23 $222
99214 Established patient office or other outpatient visit, 30-39 minutes 100 25 $139
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 29 19 $182

In context: peer comparison

Among 6 peers in Inglewood Nephrology Physician, average services per provider: 151. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$963
Transactions
24
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 7 $377.43
Otsuka America Pharmaceutical, INC. 2 $149.97
Bayer Healthcare Pharmaceuticals INC. 4 $125.80
Novartis Pharmaceuticals Corporation 3 $98.70
AstraZeneca Pharmaceuticals Lp 3 $60.79
Vertex Pharmaceuticals Incorporated 1 $52.58
Ani Pharmaceuticals, INC. 1 $29.96
Ultragenyx Pharmaceutical INC. 1 $25.18
Calliditas Therapeutics US INC. 1 $23.81
Amgen INC. 1 $18.66

By nature of payment

Food and Beverage
$904
Education
$59

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
285
Patients
60
Total drug cost
$12,479
Drug Type Claims Patients Total cost
Furosemide Generic 59 16 $824
Losartan Potassium Generic 44 19 $1,132
Benazepril Hcl Generic 32 14 $973
Hydrochlorothiazide Generic 29 0 $398
Lisinopril Generic 27 11 $598
Carvedilol Generic 23 0 $368
Amlodipine Besylate Generic 18 0 $663
Sevelamer Carbonate Generic 16 0 $5,370
Calcium Acetate Generic 13 0 $1,407
Atorvastatin Calcium Generic 12 0 $440

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zahra Tabassian's medical specialty?
Dr. Zahra Tabassian practices Nephrology Physician in Inglewood, CA.
Where does Dr. Zahra Tabassian practice?
Dr. Zahra Tabassian practices at 994 S la Brea Ave, Inglewood, CA 903013816. Office phone: 3106712420.
What is Dr. Zahra Tabassian's NPI?
Dr. Zahra Tabassian's National Provider Identifier (NPI) is 1871521716, issued by NPPES.
Does Dr. Zahra Tabassian accept Medicare assignment?
Yes. Dr. Zahra Tabassian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zahra Tabassian commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.