Matthew Singer, APNP
NPI 1033549423 · Adult Health Clinical Nurse Specialist · Grafton, WI
Matthew Singer, APNP is a Adult Health Clinical Nurse Specialist provider in Grafton, WI (NPI 1033549423).
Provider details
- NPI number
- 1033549423
- Entity type
- Individual
- Primary specialty
- Adult Health Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5605-33 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2013-11-20
- Last updated
- 2013-11-20
Frequently asked questions
- What is Matthew Singer's NPI number?
- Matthew Singer's National Provider Identifier (NPI) is 1033549423, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Singer's specialty?
- Matthew Singer is listed in the NPPES registry with a primary specialty of Adult Health Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Matthew Singer located?
- Matthew Singer's practice location on file with NPPES is 407 9th Ave, Grafton, WI 53024-1155.
- What is Matthew Singer's phone number?
- The practice phone number listed in the NPPES registry for Matthew Singer is (262) 370-0212.
- Is Matthew Singer's NPI active?
- Yes — Matthew Singer's NPI (1033549423) is active in the NPPES registry as of the last update on 2013-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.