Guardian Speech Services LLC
NPI 1891451555 · Hearing and Speech Clinic/Center · Alpena, MI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guardian Speech Services LLC is a Hearing and Speech Clinic/Center organization in Alpena, MI (NPI 1891451555).
Provider details
- NPI number
- 1891451555
- Entity type
- Organization
- Primary specialty
- Hearing and Speech Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Stella Sammanasu Pokorzynski, Provider(989) 464-7575
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-11-16
- Last updated
- 2021-12-20
- Certified
- 2021-12-20
Frequently asked questions
- What is Guardian Speech Services LLC's NPI number?
- Guardian Speech Services LLC's National Provider Identifier (NPI) is 1891451555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Guardian Speech Services LLC?
- Guardian Speech Services LLC is classified in the NPPES registry as Hearing and Speech Clinic/Center (Ambulatory Health Care Facilities).
- Where is Guardian Speech Services LLC located?
- Guardian Speech Services LLC's practice location on file with NPPES is 2200 Wyndham Ln, Alpena, MI 49707-7957.
- What is Guardian Speech Services LLC's phone number?
- The practice phone number listed in the NPPES registry for Guardian Speech Services LLC is (989) 464-7575.
- Does Guardian Speech Services LLC accept Medicare?
- Guardian Speech Services LLC 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 Guardian Speech Services LLC?
- The authorized official listed on Guardian Speech Services LLC's NPPES record is Stella Sammanasu Pokorzynski, Provider. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Guardian Speech Services LLC's NPI active?
- Yes — Guardian Speech Services LLC's NPI (1891451555) is active in the NPPES registry as of the last update on 2021-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.