Anjali Sibley, MD
NPI 1750580080 · Medical Oncology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anjali Sibley, MD is a Medical Oncology Physician provider in Stanford, CA (NPI 1750580080).
Provider details
- NPI number
- 1750580080
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD47748 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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 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
1,373 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 | 899 | $128 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 382 | $182 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 44 | $230 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 27 | $170 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $107 |
Typical Medicare-allowed amounts for these services range $107–$230 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 115 | 43 |
| Dexamethasone | 36 | 22 |
| Ondansetron Hcl | 32 | 25 |
| Prochlorperazine Maleate | 26 | 20 |
| Megestrol Acetate | 25 | 17 |
| Anastrozole | 24 | 11 |
| Exemestane | 24 | — |
| Furosemide | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$234 across 9 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)
- 5800 Hollis StEmeryville, CA 94608-2016Phone: (510) 901-3552
Registry dates
- Enumerated
- 2007-07-17
- Last updated
- 2024-04-16
- Certified
- 2024-04-16
Frequently asked questions
- What is Anjali Sibley's NPI number?
- Anjali Sibley's National Provider Identifier (NPI) is 1750580080, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anjali Sibley's specialty?
- Anjali Sibley is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Anjali Sibley located?
- Anjali Sibley's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Anjali Sibley's phone number?
- The practice phone number listed in the NPPES registry for Anjali Sibley is (650) 723-4000.
- Does Anjali Sibley accept Medicare?
- Anjali Sibley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anjali Sibley's NPI active?
- Yes — Anjali Sibley's NPI (1750580080) is active in the NPPES registry as of the last update on 2024-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.