Matthew Grochowski, LPC
NPI 1619503232 · Professional Counselor · Wauwatosa, WI
Matthew Grochowski, LPC is a Professional Counselor provider in Wauwatosa, WI (NPI 1619503232).
Provider details
- NPI number
- 1619503232
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LPC
- Sex
- Male
- Sole proprietor
- No
- License
- 7666-125 (WI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-03-15
- Last updated
- 2020-03-15
- Certified
- 2020-03-15
Frequently asked questions
- What is Matthew Grochowski's NPI number?
- Matthew Grochowski's National Provider Identifier (NPI) is 1619503232, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Grochowski's specialty?
- Matthew Grochowski is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Grochowski located?
- Matthew Grochowski's practice location on file with NPPES is 2600 N Mayfair Rd Ste 650, Wauwatosa, WI 53226-1322.
- What is Matthew Grochowski's phone number?
- The practice phone number listed in the NPPES registry for Matthew Grochowski is (414) 771-9304.
- Is Matthew Grochowski's NPI active?
- Yes — Matthew Grochowski's NPI (1619503232) is active in the NPPES registry as of the last update on 2020-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.