NPPES file of Aug 9, 2026

Tiffany S. Jensen-Williams, APRN

Nurse Practitioner · Portland, ME

Tiffany S. Jensen-Williams, APRN is a nurse practitioner with a practice address in Portland, Maine, and NPI 1063120376, issued on Nov 7, 2022. Check the license (Maine CNP221521, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063120376
Name
Tiffany S. Jensen-Williams
Credential
APRN
Primary taxonomy
Nurse Practitioner 363L00000X
License number
CNP221521 ME
Self-reported in NPPES; status is on the state search
Practice location
84 Marginal Way Ste 700, Portland, ME 04101
Phone
(207) 774-5816
Enumerated
Nov 7, 2022
Record last updated
Mar 4, 2026
Medicare enrollment
Enrolled (PECOS I20221228001169); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 84 Marginal Way Ste 700

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

  1. Charles Boehm, RNGeneral Practice Registered Nurse1467259853
  2. Glenn Buchberger, MDInternal Medicine Physician1598054702
  3. Danielle Currier, PA-CPhysician Assistant1316183379
  4. Daniel Griffin, MDEndocrinology, Diabetes & Metabolism Physician1831779867
  5. Ashley Johnson, FNPNurse Practitioner1992281117
  6. Jessica Johnson, RNNurse Practitioner1164137493

Verify Tiffany S. Jensen-Williams 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 CNP221521
    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
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46% fewer Medicare Part D claims than the average nurse practitioner in 2024

601 Medicare Part D claims for 173 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 58 claims were for opioids.

  1. Tiffany Jensen-Williams601
  2. Specialty average1,109

Most prescribed

  1. Clonazepam37 claims
  2. Alprazolam34 claims
  3. Lorazepam34 claims
  4. Zolpidem Tartrate30 claims
  5. Oxycodone Hcl28 claims
  6. Levothyroxine Sodium22 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Intermed PASouth Portland, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Tiffany S. Jensen-Williams among 450 nurse practitioner records in Maine

Tiffany S. Jensen-Williams, APRN 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. Its NPI, issued in 2022, is newer than 86% of them.

  • NPI issued2022 · 86% of these records are older, 8% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2022 · median 2017 among the 258 with a school on file
  • Record last updated2026 · 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.

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 Tiffany S. Jensen-Williams, APRN's NPI number?

Tiffany S. Jensen-Williams, APRN's National Provider Identifier (NPI) is 1063120376, issued on Nov 7, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Tiffany S. Jensen-Williams, APRN located?

The NPPES record lists a practice address at 84 Marginal Way Ste 700, Portland, ME, 04101. Phone: (207) 774-5816. Providers update this record themselves, so call before visiting.

How can I verify Tiffany S. Jensen-Williams, APRN's license?

NPPES lists Maine license number CNP221521, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

How much does Tiffany S. Jensen-Williams, APRN prescribe under Medicare Part D?

In 2024, Tiffany S. Jensen-Williams, APRN had 601 Medicare Part D claims for 173 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions 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. 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.