NPPES file of Aug 9, 2026

Hannah Elizabeth Geiger, ACNP

Acute Care Nurse Practitioner · Portland, ME

Hannah Elizabeth Geiger, ACNP is an acute care nurse practitioner with a practice address in Portland, Maine, and NPI 1104527159, issued on Mar 16, 2023. Check the license (Maine CNP231097, 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
1104527159
Name
Hannah Elizabeth Geiger
Credential
ACNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License numbers
CNP231097 ME
RN83639 ME
Self-reported in NPPES; status is on the state search
Practice location
818 Congress St, Portland, ME 04102
Phone
(207) 773-8161
Enumerated
Mar 16, 2023
Record last updated
Mar 16, 2023
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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Also registered at 818 Congress St

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

  1. Lawrence Adrian, P.A.-CSurgical Physician Assistant1891707493
  2. Ziyad Binsalamah, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1164843207
  3. Melissa Blier, PA-CSurgical Physician Assistant1528137726
  4. Scott Buchanan, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1932154135
  5. Lindsey Chorney, AGACNPAcute Care Nurse Practitioner1386077873
  6. Justin Claire, PA-CSurgical Physician Assistant1043746944

Verify Hannah Elizabeth Geiger 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 CNP231097
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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95% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

27 Medicare Part D claims, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.

  1. Hannah Geiger27
  2. Specialty average594

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.

Hannah Elizabeth Geiger among 167 acute care nurse practitioner records in Maine

Hannah Elizabeth Geiger, ACNP is one of 167 acute care nurse practitioner records with a practice address in Maine. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 55% of them.

  • NPI issued2023 · 55% of these records are older, 34% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2023 · 23% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Maine

There are 167 acute care nurse practitioner records in Maine.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Angela Amano, NPPortland, ME 041021720313232
  2. Erin Bacon, AGACNPPortland, ME 041021760729057
  3. Kristen Bell, NPPortland, ME 041021265786511
  4. Meghan Botler, ACNPPortland, ME 041021922375864
  5. Mary Brennan, APRN-BCPortland, ME 041021699782623
  6. Courtney Chartrand, NPPortland, ME 041021821391947
  7. Ashley Geller, NPPortland, ME 041021588928212
  8. Catherine Grams, NPPortland, ME 041021356658462

Common questions

What is Hannah Elizabeth Geiger, ACNP's NPI number?

Hannah Elizabeth Geiger, ACNP's National Provider Identifier (NPI) is 1104527159, issued on Mar 16, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Hannah Elizabeth Geiger, ACNP located?

The NPPES record lists a practice address at 818 Congress St, Portland, ME, 04102. Phone: (207) 773-8161. Providers update this record themselves, so call before visiting.

How can I verify Hannah Elizabeth Geiger, ACNP's license?

NPPES lists Maine license number CNP231097, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

How much does Hannah Elizabeth Geiger, ACNP prescribe under Medicare Part D?

In 2024, Hannah Elizabeth Geiger, ACNP had 27 Medicare Part D claims; the average among acute care nurse practitioner prescribers was 594. 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.