Maria Portellos Patterson, M.D., S.c.
NPI 1861516957 · Specialist · Brookfield, WI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Portellos Patterson, M.D., S.c. is a Specialist organization in Brookfield, WI (NPI 1861516957).
Provider details
- NPI number
- 1861516957
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Maria Patterson, Owner(262) 641-8181
- License
- 42757 (WI)
Specialties & taxonomies
Other Service Providers
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
Other names (DBA / former)
- Doing business as
- Children'S Eye Center
Registry dates
- Enumerated
- 2007-03-16
- Last updated
- 2018-02-07
Frequently asked questions
- What is Maria Portellos Patterson, M.D., S.c.'s NPI number?
- Maria Portellos Patterson, M.D., S.c.'s National Provider Identifier (NPI) is 1861516957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Maria Portellos Patterson, M.D., S.c.?
- Maria Portellos Patterson, M.D., S.c. is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Maria Portellos Patterson, M.D., S.c. located?
- Maria Portellos Patterson, M.D., S.c.'s practice location on file with NPPES is 17000 W North Ave Ste 102e, Brookfield, WI 53005-4423.
- What is Maria Portellos Patterson, M.D., S.c.'s phone number?
- The practice phone number listed in the NPPES registry for Maria Portellos Patterson, M.D., S.c. is (262) 641-8181.
- Does Maria Portellos Patterson, M.D., S.c. accept Medicare?
- Maria Portellos Patterson, M.D., S.c. 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 Maria Portellos Patterson, M.D., S.c.?
- The authorized official listed on Maria Portellos Patterson, M.D., S.c.'s NPPES record is Maria Patterson, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Maria Portellos Patterson, M.D., S.c.'s NPI active?
- Yes — Maria Portellos Patterson, M.D., S.c.'s NPI (1861516957) is active in the NPPES registry as of the last update on 2018-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.