Shiva Singhal
NPI 1942456389 · Medical Oncology Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shiva Singhal is a Medical Oncology Physician provider in Mountain View, CA (NPI 1942456389).
Provider details
- NPI number
- 1942456389
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A126309 (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
17 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
1,877 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 1,080 | $166 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 539 | $135 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 114 | $157 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 93 | $192 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 51 | $208 |
Typical Medicare-allowed amounts for these services range $135–$208 (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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 102 | 18 |
| Anastrozole | 87 | 24 |
| Hydroxyurea | 55 | 12 |
| Enzalutamidebrand: Xtandi | 36 | — |
| Prednisone | 28 | — |
| Letrozole | 27 | — |
| Acalabrutinib Maleatebrand: Calquence | 26 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$79 across 4 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)
- 700 Mountain Ranch RoadSuite BSanandreas, CA 95249Phone: (209) 754-9670
Registry dates
- Enumerated
- 2008-08-18
- Last updated
- 2020-12-04
- Certified
- 2020-12-04
Frequently asked questions
- What is Shiva Singhal's NPI number?
- Shiva Singhal's National Provider Identifier (NPI) is 1942456389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shiva Singhal's specialty?
- Shiva Singhal is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Shiva Singhal located?
- Shiva Singhal's practice location on file with NPPES is 2505 Hospital Dr, Mountain View, CA 94040-4127.
- What is Shiva Singhal's phone number?
- The practice phone number listed in the NPPES registry for Shiva Singhal is (605) 988-8338.
- Does Shiva Singhal accept Medicare?
- Shiva Singhal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shiva Singhal's NPI active?
- Yes — Shiva Singhal's NPI (1942456389) is active in the NPPES registry as of the last update on 2020-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.