Potomac Oncology & Hematology, LLC
NPI 1962947937 · Hematology & Oncology Physician · Rockville, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Potomac Oncology & Hematology, LLC is a Hematology & Oncology Physician organization in Rockville, MD (NPI 1962947937).
Provider details
- NPI number
- 1962947937
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- James Xu, Physician-Owner(240) 618-0275
- License
- D76899 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-12-30
- Last updated
- 2017-01-11
Frequently asked questions
- What is Potomac Oncology & Hematology, LLC's NPI number?
- Potomac Oncology & Hematology, LLC's National Provider Identifier (NPI) is 1962947937, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Potomac Oncology & Hematology, LLC?
- Potomac Oncology & Hematology, LLC is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Potomac Oncology & Hematology, LLC located?
- Potomac Oncology & Hematology, LLC's practice location on file with NPPES is 6000 Executive Blvd, Rockville, MD 20852-3803.
- What is Potomac Oncology & Hematology, LLC's phone number?
- The practice phone number listed in the NPPES registry for Potomac Oncology & Hematology, LLC is (240) 618-0275.
- Does Potomac Oncology & Hematology, LLC accept Medicare?
- Potomac Oncology & Hematology, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Potomac Oncology & Hematology, LLC?
- The authorized official listed on Potomac Oncology & Hematology, LLC's NPPES record is James Xu, Physician-Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Potomac Oncology & Hematology, LLC's NPI active?
- Yes — Potomac Oncology & Hematology, LLC's NPI (1962947937) is active in the NPPES registry as of the last update on 2017-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.