Ravleen Grewal, MD
NPI 1679078885 · Hematology & Oncology Physician · Stockton, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ravleen Grewal, MD is a Hematology & Oncology Physician provider in Stockton, CA (NPI 1679078885).
Provider details
- NPI number
- 1679078885
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A195347 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$243 across 10 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)
- 375 Dixmyth AveCincinnati, OH 45220-2475Phone: (513) 862-3229
Registry dates
- Enumerated
- 2018-03-28
- Last updated
- 2025-01-27
- Certified
- 2025-01-27
Frequently asked questions
- What is Ravleen Grewal's NPI number?
- Ravleen Grewal's National Provider Identifier (NPI) is 1679078885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ravleen Grewal's specialty?
- Ravleen Grewal is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ravleen Grewal located?
- Ravleen Grewal's practice location on file with NPPES is 2626 N California St Ste B, Stockton, CA 95204-5500.
- What is Ravleen Grewal's phone number?
- The practice phone number listed in the NPPES registry for Ravleen Grewal is (209) 466-2626.
- Does Ravleen Grewal accept Medicare?
- Ravleen Grewal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ravleen Grewal's NPI active?
- Yes — Ravleen Grewal's NPI (1679078885) is active in the NPPES registry as of the last update on 2025-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.