DR. DEREK R LIBBY DO
NPI 1184815730
Preventive Medicine - Addiction Medicine in Portland, ME

Active since August 08, 2007PECOS EnrolledAccepts Medicare Assignment
97A EXCHANGE ST, SUITE 201, PORTLAND, ME 04101(207) 773-3335(207) 774-4788 Get Directions Write a Review

NPPES record last updated: September 23, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Derek R Libby Do NPPES

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

DR. DEREK R LIBBY DO (NPI 1184815730) is an individual addiction medicine provider in Portland, Maine, licensed in Maine (DO1967) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS and is a graduate of University Of New England, College Of Osteo Medicine (2003).

NPPES Registry Identity

NPI1184815730
Entity TypeIndividualMale
Primary Taxonomy2083A0300X
Provider Legal NameDR. DEREK R LIBBYCredential: DO
Location Address97A EXCHANGE ST, SUITE 201Portland, ME 04101-5016
Mailing Address97a Exchange St, Suite 201Portland, ME 04101-5016 · (207) 773-3335 · Fax (207) 774-4788
Fax(207) 774-4788
Sole ProprietorYes
Medical School CMSUniversity Of New England, College Of Osteo MedicineGraduated 2003
Enumeration DateAugust 8, 2007
Last NPPES UpdateSeptember 23, 2022
NPPES CertifiedSeptember 23, 2022
NPI 1184815730 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPreventive Medicine · Addiction MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083A0300X
License Licensed in ME · DO1967
Definition

A physician engaged in the subspecialty practice of Addiction Medicine who specializes in the prevention, evaluation, diagnosis, treatment, and recovery of persons with the disease of addiction.

Also ListedNeuromusculoskeletal Medicine & OMMTaxonomy 204D00000X · License 1967 (ME)
97A EXCHANGE ST, Portland, ME 04101

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Derek R Libby Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4486721834
PECOS Enrollment IDI20080926000203
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.

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
$128.83 typical visit price
range $56.28 – $169.96
Typical copayment $32.20 (range $14.07 – $42.49)
Most-billed visit code 99204
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 3

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

Social Worker (Clinical)
97A EXCHANGE ST, SUITE 304
PORTLAND, ME 04101
Psychiatry & Neurology (Psychiatry)
97A EXCHANGE ST
PORTLAND, ME 04101
Nurse Practitioner (Psychiatric/Mental Health)
97A EXCHANGE ST, SUITE 502
PORTLAND, ME 04101

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 Derek Libby's NPI number?

The NPI number for Derek Libby is 1184815730. It was assigned to this individual provider in the NPPES registry on August 8, 2007.

Where is Derek Libby located?

Derek Libby practices at 97A Exchange St Suite 201, Portland, ME 04101. The listed phone number is (207) 773-3335.

What is Derek Libby's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Addiction Medicine, with taxonomy code 2083A0300X.

Is Derek Libby enrolled in Medicare?

Yes. Derek Libby is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Derek Libby was last updated on September 23, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.