1. Home
  2. Directory
  3. Maine
  4. Portland
  5. Nurse Practitioner
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ANDARIA LINN PMHNP
NPI 1154977635
Nurse Practitioner - Psychiatric/Mental Health in Portland, ME

Active since August 12, 2019PECOS Enrolled
225 COMMERCIAL ST STE 300, PORTLAND, ME 04101(207) 631-2383(207) 569-6163 Get Directions Write a Review

NPPES record last updated: September 28, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 28, 2026, Jun 16, 2025, Aug 12, 2019 (3 updates tracked since 2019).

About Andaria Linn Pmhnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ANDARIA LINN PMHNP (NPI 1154977635) is an individual psychiatric/mental health provider in Portland, Maine, licensed in Maine (CNP191181) and active in the NPI registry since August 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154977635
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameANDARIA LINNCredential: PMHNP
Location Address225 COMMERCIAL ST STE 300Portland, ME 04101-6606
Mailing Address225 Commercial St Ste 300Portland, ME 04101-6606 · (207) 631-2383 · Fax (207) 569-6163
Phone(207) 631-2383
Fax(207) 569-6163
Sole ProprietorNo
Enumeration DateAugust 12, 2019
Last NPPES UpdateSeptember 28, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 28, 2026
✔ NPI 1154977635 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in ME · CNP191181
225 COMMERCIAL ST STE 300, Portland, ME 04101
Open in Google Maps ↗

Other Names 1

Former Name (1)Andaria Crespi

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Andaria Linn Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Andaria Linn reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Portland Community Health Center
0.4 mi
Federally Qualified Health Center (FQHC)
284 CUMBERLAND AVE
Portland, ME 04101
  • Reassigned Medicare billing, Maine enrollment
  • 65 clinicians in this Medicare group
NPI 1871043810 (207) 874-2141
Mainegeneral Medical Center
54 mi
General Acute Care Hospital
35 MEDICAL CENTER PARKWAY
Augusta, ME 04330
  • Reassigned Medicare billing, Maine enrollment
  • 978 clinicians in this Medicare group
NPI 1083949184 (207) 872-4454

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04101 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.72 typical visit price
range $56.28 – $169.96
Typical copayment $21.68 (range $14.07 – $42.49)
Most-billed visit code 99203
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DYLAN MCKENNEY MD PLLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 401-4381
JULIA GRAHAM LCPC
Counselor (Professional)
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 699-8498
MINDY A KNIGHT BOUCHARD LCSW
Social Worker (Clinical)
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 768-0039
DR. DANIEL A. SCHWARZ PSY.D., NCSP
Psychologist
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 200-1466
SYLVIE P. DEMERS LCSW
Social Worker (Clinical)
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 205-1935
MS. CHRISTINE M MCNULTY LCSW, LADC, CCS
Social Worker (Clinical)
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 200-7455
MICHELLE CHMELECKI NP LLC
Nurse Practitioner (Psychiatric/Mental Health)
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 577-0757
PORTLAND PSYCHIATRIC SERVICES, LLC
Nurse Practitioner (Psychiatric/Mental Health)
225 COMMERCIAL ST STE 300
PORTLAND, ME 04101
Cumberland County (207) 470-0569

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Andaria Linn's NPI number?

The NPI number for Andaria Linn is 1154977635. It was assigned to this individual provider in the NPPES registry on August 12, 2019. The provider is also known as Andaria Crespi.

Where is Andaria Linn located?

Andaria Linn practices at 225 Commercial St Ste 300, Portland, ME 04101. The listed phone number is (207) 631-2383.

What is Andaria Linn's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Andaria Linn enrolled in Medicare?

Yes. Andaria Linn is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Andaria Linn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andaria Linn reassigns Medicare benefits to 2 organizations: Portland Community Health Center (Portland, ME) and Mainegeneral Medical Center (Augusta, ME). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Andaria Linn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Andaria Linn accept?

Health plans from Harvard Pilgrim Health Care list Andaria Linn as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Andaria Linn was last updated on September 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.