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JOHN TWEED MD
NPI 1992802003
Psychiatry & Neurology - Psychiatry in Portland, ME

Active since September 20, 2006PECOS Enrolled
932 CONGRESS ST, PORTLAND, ME 04102(207) 662-3097(207) 842-6556 Get Directions Write a Review

NPPES record last updated: March 3, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About John Tweed Md NPPES

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

JOHN TWEED MD (NPI 1992802003) is an individual psychiatry provider in Portland, Maine, licensed in Maine (015119) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992802003
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameJOHN TWEEDCredential: MD
Location Address932 CONGRESS STPortland, ME 04102-3032
Mailing Address932 Congress StPortland, ME 04102-3032 · (207) 662-3097 · Fax (207) 842-6556
Phone(207) 662-3097
Fax(207) 842-6556
Sole ProprietorYes
Enumeration DateSeptember 20, 2006
Last NPPES UpdateMarch 3, 2020
NPPES CertifiedMarch 3, 2020
✔ NPI 1992802003 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in ME · 015119
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
932 CONGRESS ST, Portland, ME 04102
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, 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)

John Tweed Md 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 Reassignment

Medicare enrollment records show John Tweed reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mainegeneral Medical Center
55 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 04102 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
$169.96 typical visit price
range $56.28 – $169.96
Typical copayment $42.49 (range $14.07 – $42.49)
Most-billed visit code 99205
Established Patient
$70.13 typical visit price
range $18.22 – $138.92
Typical copayment $17.53 (range $4.55 – $34.73)
Most-billed visit code 99213
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 5

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

GERALDINE BOGDAN CNS, NP
Clinical Nurse Specialist (Psychiatric/Mental Health)
932 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-3005
JULIE CLAFFEY LSW
Social Worker
932 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-3063
KEVIN DAGNESE LSW
Social Worker
932 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-3065
CAROLE EWALD LCSW
Social Worker (Clinical)
932 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-3005
BARBARA FOWLER LCSW
Social Worker (Clinical)
932 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-3005

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 John Tweed's NPI number?

The NPI number for John Tweed is 1992802003. It was assigned to this individual provider in the NPPES registry on September 20, 2006.

Where is John Tweed located?

John Tweed practices at 932 Congress St, Portland, ME 04102. The listed phone number is (207) 662-3097.

What is John Tweed's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is John Tweed enrolled in Medicare?

Yes. John Tweed is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for John Tweed's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Tweed reassigns Medicare benefits to Mainegeneral Medical Center (Augusta, ME). The 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 John Tweed's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Tweed accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list John Tweed 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 John Tweed was last updated on March 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.