NPPES file of Aug 9, 2026

Lois Tiedeken, ANP

Nurse Practitioner · Portland, ME

Lois Tiedeken, ANP is a nurse practitioner with a practice address in Portland, Maine, and NPI 1326017070, issued on Mar 15, 2006. Check the license (Maine 022855, as entered in NPPES) with the Maine board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1326017070
Name
Lois Tiedeken
Credential
ANP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
022855 ME
Self-reported in NPPES; status is on the state search
Practice location
84 Marginal Way, Portland, ME 04101
Phone
(207) 774-5816
Enumerated
Mar 15, 2006
Record last updated
Nov 23, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(207) 523-8595
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 450 in Maine → Look up another NPI →

Also registered at 84 Marginal Way

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ann Adams, MDObstetrics & Gynecology Physician1902865025
  2. Carol Altman, MDObstetrics & Gynecology Physician1285693309
  3. Cynthia Atkinson, MDInternal Medicine Physician1487753125
  4. Douglas Barr, MDInternal Medicine Physician1134180359
  5. Timothy Baum, MDInternal Medicine Physician1922077601
  6. Michelle Belyea, PNPNurse Practitioner1114996808

Verify Lois Tiedeken in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license 022855    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maine license search

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Lois Tiedeken among 450 nurse practitioner records in Maine

Lois Tiedeken, ANP is one of 450 nurse practitioner records with a practice address in Maine. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 71% newer
  • In a Medicare fileNo · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2010 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in Maine

There are 450 nurse practitioner records in Maine. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 450 in Maine → Every provider in Portland → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Michelle Belyea, PNPPortland, ME 041011114996808
  2. Tara Hieger, NPPortland, ME 041011679681456
  3. Gretchen Hill, FNPPortland, ME 041011942269162
  4. Catherine Link, N.P.Portland, ME 041011205877032
  5. Janet Mordarski, NPPortland, ME 041011821201005
  6. Joanne Morin, MS,RN,CSPortland, ME 041011972559185
  7. Emily Murtha, NPPortland, ME 041011770637001
  8. Katherine Pressey, APRN-CNPPortland, ME 041011114170594

Common questions

What is Lois Tiedeken, ANP's NPI number?

Lois Tiedeken, ANP's National Provider Identifier (NPI) is 1326017070, issued on Mar 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lois Tiedeken, ANP located?

The NPPES record lists a practice address at 84 Marginal Way, Portland, ME, 04101. Phone: (207) 774-5816. Providers update this record themselves, so call before visiting.

How can I verify Lois Tiedeken, ANP's license?

NPPES lists Maine license number 022855, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.