Priyamvadha Chakravarthi, M.D.
NPI 1437148061 · Medical Oncology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Priyamvadha Chakravarthi, M.D. is a Medical Oncology Physician provider in Stanford, CA (NPI 1437148061).
Provider details
- NPI number
- 1437148061
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A91847 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
208 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 105 | $217 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 103 | $156 |
Typical Medicare-allowed amounts for these services range $156–$217 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Acyclovir | 58 | 11 |
| Exemestane | 58 | 23 |
| Hydroxyurea | 42 | 17 |
| Anastrozole | 41 | 18 |
| Ibrutinibbrand: Imbruvica | 26 | — |
| Apixabanbrand: Eliquis | 22 | — |
| Alectinib Hclbrand: Alecensa | 15 | — |
| Abiraterone Acetate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-17
- Last updated
- 2024-10-18
- Certified
- 2024-10-18
Frequently asked questions
- What is Priyamvadha Chakravarthi's NPI number?
- Priyamvadha Chakravarthi's National Provider Identifier (NPI) is 1437148061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Priyamvadha Chakravarthi's specialty?
- Priyamvadha Chakravarthi is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Priyamvadha Chakravarthi located?
- Priyamvadha Chakravarthi's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Priyamvadha Chakravarthi's phone number?
- The practice phone number listed in the NPPES registry for Priyamvadha Chakravarthi is (650) 723-4000.
- Does Priyamvadha Chakravarthi accept Medicare?
- Priyamvadha Chakravarthi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Priyamvadha Chakravarthi's NPI active?
- Yes — Priyamvadha Chakravarthi's NPI (1437148061) is active in the NPPES registry as of the last update on 2024-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.