Devon Gillis, PMHNP-BC
Psychiatric/Mental Health Nurse Practitioner · Portland, ME
Devon Gillis, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Portland, Maine, and NPI 1134673445, issued on Aug 4, 2016. Check the license (Maine CNP161068, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Devon Gillis
- Credential
- PMHNP-BC
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- CNP161068 ME
Self-reported in NPPES; status is on the state search - Practice location
- 22 Bramhall St, Portland, ME 04102
- Phone
- (207) 662-2416
- Enumerated
- Aug 4, 2016
- Record last updated
- Nov 30, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160906001570); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 472 in Maine → Look up another NPI →
Also registered at 22 Bramhall St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Devon Gillis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license CNP161068Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 98.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- MainehealthPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Devon Gillis among 472 psychiatric/mental health nurse practitioner records in Maine
Devon Gillis, PMHNP-BC is one of 472 psychiatric/mental health nurse practitioner records with a practice address in Maine. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 43% of them.
- NPI issued2016 · 43% of these records are older, 54% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2016 · median 2019 among the 303 with a school on file
- Record last updated2020 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
71 psychiatric/mental health nurse practitioner records list a practice address in Portland
They are 71 of the 6,022 NPPES records with a practice address in Portland, and 472 psychiatric/mental health nurse practitioner records in Maine.
All 472 in Maine → Every provider in Portland → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Cheryl Drda, ARNPPortland, ME 041021871812107
- Heather Emerson, PMH NPPortland, ME 041021528152956
- Madeleine Garmey, NPPortland, ME 041021508876343
- Leslie Gatcombe-Hynes, APRN, ADULT PMHNP-BCPortland, ME 041021265441018
- Claudine Grange, PMHNPPortland, ME 041021912013442
- Barbara Howaniec, ANPPortland, ME 041021790878429
- Amy Liston, ANPPortland, ME 041021437242013
- Amy McAuliffe, NP, RNPortland, ME 041021427169978
Common questions
What is Devon Gillis, PMHNP-BC's NPI number?
Devon Gillis, PMHNP-BC's National Provider Identifier (NPI) is 1134673445, issued on Aug 4, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Devon Gillis, PMHNP-BC located?
The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 662-2416. Providers update this record themselves, so call before visiting.
How can I verify Devon Gillis, PMHNP-BC's license?
NPPES lists Maine license number CNP161068, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.
What is Devon Gillis, PMHNP-BC's MIPS final score?
The 2023 MIPS final score is 98.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.