Andrew Pham, MD
NPI 1538588868 · Hematology & Oncology Physician · Whittier, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Pham, MD is a Hematology & Oncology Physician provider in Whittier, CA (NPI 1538588868).
Provider details
- NPI number
- 1538588868
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A140080 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 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
918 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 | 301 | $132 |
| 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 | 247 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 136 | $190 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 109 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 44 | $122 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 94 | 33 |
| Apixabanbrand: Eliquis | 92 | 39 |
| Ondansetronbrand: Ondansetron Odt | 92 | 60 |
| Prednisone | 65 | 28 |
| Darolutamidebrand: Nubeqa | 42 | — |
| Triamcinolone Acetonide | 41 | 23 |
| Lidocaine/Prilocainebrand: Lidocaine-Prilocaine | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,660 across 81 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)
- 10666 N Torrey Pines RdLa Jolla, CA 92037-1027Phone: (858) 554-8388
- 4077 Fifth Ave # Mer35San Diego, CA 92103-2105Phone: (858) 371-1898
Registry dates
- Enumerated
- 2014-04-15
- Last updated
- 2022-08-19
- Certified
- 2022-08-17
Frequently asked questions
- What is Andrew Pham's NPI number?
- Andrew Pham's National Provider Identifier (NPI) is 1538588868, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Pham's specialty?
- Andrew Pham is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Pham located?
- Andrew Pham's practice location on file with NPPES is 12462 Putnam St Ste 206, Whittier, CA 90602-1049.
- What is Andrew Pham's phone number?
- The practice phone number listed in the NPPES registry for Andrew Pham is (562) 789-5480.
- Does Andrew Pham accept Medicare?
- Andrew Pham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Pham's NPI active?
- Yes — Andrew Pham's NPI (1538588868) is active in the NPPES registry as of the last update on 2022-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.