Nicholas Choong, M.D.
NPI 1225199813 · Medical Oncology Physician · Milwaukee, WI
Nicholas Choong, M.D. is a Medical Oncology Physician provider in Milwaukee, WI (NPI 1225199813).
Provider details
- NPI number
- 1225199813
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 50090 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Medical Oncology Physician207RX0202X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-12-13
- Last updated
- 2007-08-01
Frequently asked questions
- What is Nicholas Choong's NPI number?
- Nicholas Choong's National Provider Identifier (NPI) is 1225199813, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Choong's specialty?
- Nicholas Choong is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Choong located?
- Nicholas Choong's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is Nicholas Choong's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Choong is (414) 805-4600.
- Is Nicholas Choong's NPI active?
- Yes — Nicholas Choong's NPI (1225199813) is active in the NPPES registry as of the last update on 2007-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.