Tanya Siddiqi, M.D.
NPI 1467408948 · Hematology (Internal Medicine) Physician · Duarte, CA
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanya Siddiqi, M.D. is a Hematology (Internal Medicine) Physician provider in Duarte, CA (NPI 1467408948).
Provider details
- NPI number
- 1467408948
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A107162 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,177 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 472 | $155 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 383 | $108 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 243 | $18 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 55 | $193 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 24 | $80 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Zanubrutinibbrand: Brukinsa | 81 | 13 |
| Venetoclaxbrand: Venclexta | 70 | — |
| Allopurinol | 41 | 16 |
| Pirtobrutinibbrand: Jaypirca | 34 | — |
| Acyclovir | 32 | — |
| Acalabrutinib Maleatebrand: Calquence | 25 | — |
| Prednisone | 17 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$35,832 across 27 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1000 FivepointIrvine, CA 92618-2377Phone: (949) 671-4673Fax: (949) 671-4329
- 1601 Avocado AveNewport Beach, CA 92660-7798Phone: (949) 763-2204Fax: (949) 536-8036
Registry dates
- Enumerated
- 2006-05-26
- Last updated
- 2022-06-27
- Certified
- 2022-06-27
Frequently asked questions
- What is Tanya Siddiqi's NPI number?
- Tanya Siddiqi's National Provider Identifier (NPI) is 1467408948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanya Siddiqi's specialty?
- Tanya Siddiqi is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Tanya Siddiqi located?
- Tanya Siddiqi's practice location on file with NPPES is 1500 E. Duarte Road, Duarte, CA 91010.
- What is Tanya Siddiqi's phone number?
- The practice phone number listed in the NPPES registry for Tanya Siddiqi is (626) 256-4673.
- Does Tanya Siddiqi accept Medicare?
- Tanya Siddiqi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanya Siddiqi's NPI active?
- Yes — Tanya Siddiqi's NPI (1467408948) is active in the NPPES registry as of the last update on 2022-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.