Michaela Merrill Mayfield, PHD
NPI 1750573044 · Psychologist · Duluth, MN
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michaela Merrill Mayfield, PHD is a Psychologist provider in Duluth, MN (NPI 1750573044).
Provider details
- NPI number
- 1750573044
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- LP5028 (MN)
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
18 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
- 2007-08-10
- Last updated
- 2013-10-17
Frequently asked questions
- What is Michaela Merrill Mayfield's NPI number?
- Michaela Merrill Mayfield's National Provider Identifier (NPI) is 1750573044, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michaela Merrill Mayfield's specialty?
- Michaela Merrill Mayfield is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Michaela Merrill Mayfield located?
- Michaela Merrill Mayfield's practice location on file with NPPES is 400 E 3rd St, Duluth, MN 55805-1951.
- What is Michaela Merrill Mayfield's phone number?
- The practice phone number listed in the NPPES registry for Michaela Merrill Mayfield is (218) 786-1186.
- Does Michaela Merrill Mayfield accept Medicare?
- Michaela Merrill Mayfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michaela Merrill Mayfield's NPI active?
- Yes — Michaela Merrill Mayfield's NPI (1750573044) is active in the NPPES registry as of the last update on 2013-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.