Achala Doraiswamy, MD
NPI 1912188152 · Medical Oncology Physician · Murrieta, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Achala Doraiswamy, MD is a Medical Oncology Physician provider in Murrieta, CA (NPI 1912188152).
Provider details
- NPI number
- 1912188152
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A101431 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,755 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 500 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 436 | $131 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 342 | $9 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 282 | $15 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 233 | $137 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 183 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 76 | 29 |
| Prochlorperazine Maleate | 28 | 15 |
| Ondansetronbrand: Ondansetron Odt | 25 | 17 |
| Exemestane | 22 | — |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 14 | — |
| Ibrutinibbrand: Imbruvica | 12 | — |
| Osimertinib Mesylatebrand: Tagrisso | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,110 across 228 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 (1)
- 10666 N Torrey Pines Rd# Ms 312La Jolla, CA 92037-1027Phone: (858) 554-8116Fax: (858) 554-8946
Registry dates
- Enumerated
- 2007-11-15
- Last updated
- 2025-12-19
- Certified
- 2025-12-19
Frequently asked questions
- What is Achala Doraiswamy's NPI number?
- Achala Doraiswamy's National Provider Identifier (NPI) is 1912188152, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Achala Doraiswamy's specialty?
- Achala Doraiswamy is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Achala Doraiswamy located?
- Achala Doraiswamy's practice location on file with NPPES is 28078 Baxter Rd Ste 140, Murrieta, CA 92563-1403.
- What is Achala Doraiswamy's phone number?
- The practice phone number listed in the NPPES registry for Achala Doraiswamy is (760) 733-9191.
- Does Achala Doraiswamy accept Medicare?
- Achala Doraiswamy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Achala Doraiswamy's NPI active?
- Yes — Achala Doraiswamy's NPI (1912188152) is active in the NPPES registry as of the last update on 2025-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.