Doctor profile · Federal record

Dr. Tanya Siddiqi, M.D.

Hematology (Internal Medicine) Physician (CMS: Hematology) · Internal Medicine Physician · Duarte, CA

  • NPI 1467408948
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1500 E. Duarte Road, City of Hope Medical Center
Duarte, CA 91010
(626) 256-4673
fax (626) 301-8973
Additional location
1000 Fivepoint
Irvine, CA 926182377
(949) 671-4673
fax (949) 671-4329
Additional location
1601 Avocado Ave
Newport Beach, CA 926607798
(949) 763-2204
fax (949) 536-8036
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
June 27, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State license (1)
California #A107162

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467408948. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
581
Distinct HCPCS
5
Medicare allowed
$65,005
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 281 147 $104
99214 Established patient office or other outpatient visit, 30-39 minutes 140 66 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 61 49 $70
99205 New patient office or other outpatient visit, 60-74 minutes 51 51 $195
99215 Established patient office or other outpatient visit, 40-54 minutes 48 37 $152

In context: peer comparison

Among 27 peers in Duarte Hematology (Internal Medicine) Physician, average services per provider: 117. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$35,832
Transactions
27
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 6 $12,141.54
Celgene Corporation 4 $12,094.85
AstraZeneca Pharmaceuticals Lp 13 $6,119.59
Genmab U.S., INC. 4 $5,476.30

By nature of payment

Consulting Fee
$19,212
Travel and Lodging
$12,717
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$2,700
Food and Beverage
$1,203

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
284
Patients
39
Total drug cost
$2,493,042
Drug Type Claims Patients Total cost
Brukinsa (Zanubrutinib) Brand 67 13 $964,709
Calquence (Acalabrutinib Maleate) Brand 60 0 $917,756
Allopurinol Generic 31 15 $314
Prednisone Generic 31 11 $114
Entecavir Generic 21 0 $5,345
Venclexta (Venetoclax) Brand 21 0 $245,788
Jaypirca (Pirtobrutinib) Brand 15 0 $358,549
Acyclovir Generic 13 0 $289
Prochlorperazine Maleate Generic 13 0 $52
Pantoprazole Sodium Generic 12 0 $128

Frequently asked questions

Auto-generated from federal data
What is Dr. Tanya Siddiqi's medical specialty?
Dr. Tanya Siddiqi practices Hematology (Internal Medicine) Physician in Duarte, CA.
Where does Dr. Tanya Siddiqi practice?
Dr. Tanya Siddiqi practices at 1500 E. Duarte Road, Duarte, CA 91010. Office phone: 6262564673.
What is Dr. Tanya Siddiqi's NPI?
Dr. Tanya Siddiqi's National Provider Identifier (NPI) is 1467408948, issued by NPPES.
Does Dr. Tanya Siddiqi accept Medicare assignment?
Yes. Dr. Tanya Siddiqi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tanya Siddiqi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.