Tariq Mahmood, M.D.
NPI 1104874171 · Hematology & Oncology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tariq Mahmood, M.D. is a Hematology & Oncology Physician provider in Orange, CA (NPI 1104874171).
Provider details
- NPI number
- 1104874171
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A34660 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,197 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,017 | $132 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 67 | $8 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 36 | $226 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 35 | $75 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 25 | $9 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamoxifen Citrate | 131 | 39 |
| Apixabanbrand: Eliquis | 83 | 20 |
| Anastrozole | 66 | 23 |
| Hydroxyurea | 62 | 17 |
| Zolpidem Tartrate | 42 | — |
| Pantoprazole Sodium | 34 | 15 |
| Lorazepam | 34 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,637 across 232 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
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2023-04-28
- Certified
- 2023-04-28
Frequently asked questions
- What is Tariq Mahmood's NPI number?
- Tariq Mahmood's National Provider Identifier (NPI) is 1104874171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tariq Mahmood's specialty?
- Tariq Mahmood is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Tariq Mahmood located?
- Tariq Mahmood's practice location on file with NPPES is 1010 W La Veta Ave Ste 250, Orange, CA 92868-4303.
- What is Tariq Mahmood's phone number?
- The practice phone number listed in the NPPES registry for Tariq Mahmood is (714) 541-6622.
- Does Tariq Mahmood accept Medicare?
- Tariq Mahmood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tariq Mahmood's NPI active?
- Yes — Tariq Mahmood's NPI (1104874171) is active in the NPPES registry as of the last update on 2023-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.