Ultimate Care Oncology
NPI 1184859183 · Medical Oncology Physician · Chicago, IL
Ultimate Care Oncology is a Medical Oncology Physician organization in Chicago, IL (NPI 1184859183).
Provider details
- NPI number
- 1184859183
- Entity type
- Organization
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ahmad Jajeh, Oncology & Hematology(773) 770-6400
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Hematology (Internal Medicine) Physician207RH0000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-05-19
- Last updated
- 2009-05-19
Frequently asked questions
- What is Ultimate Care Oncology's NPI number?
- Ultimate Care Oncology's National Provider Identifier (NPI) is 1184859183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ultimate Care Oncology?
- Ultimate Care Oncology is classified in the NPPES registry as Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ultimate Care Oncology located?
- Ultimate Care Oncology's practice location on file with NPPES is 5611 W Belmont Ave, Chicago, IL 60634-5302.
- What is Ultimate Care Oncology's phone number?
- The practice phone number listed in the NPPES registry for Ultimate Care Oncology is (773) 770-6400.
- Who is the authorized official for Ultimate Care Oncology?
- The authorized official listed on Ultimate Care Oncology's NPPES record is Ahmad Jajeh, Oncology & Hematology. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ultimate Care Oncology's NPI active?
- Yes — Ultimate Care Oncology's NPI (1184859183) is active in the NPPES registry as of the last update on 2009-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.