Olivia A. O'Hara, NP
Nurse Practitioner · Portland, ME
Olivia A. O'Hara, NP is a nurse practitioner with a practice address in Portland, Maine, and NPI 1124731823, issued on Dec 28, 2022. Check the license (Maine CNP221542, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Olivia A. O'Hara
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- CNP221542 ME
Self-reported in NPPES; status is on the state search - Practice location
- 1945 Congress St Ste 201, Portland, ME 04102
- Phone
- (207) 761-0177
- Enumerated
- Dec 28, 2022
- Record last updated
- Dec 28, 2022
- Entity
- Type 1 · individual
Verify Olivia A. O'Hara in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license CNP221542Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average nurse practitioner in 2024
12 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $116.09
3 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Nurse Practitioner providers in Maine
There are 450 nurse practitioner records in Maine.
Other nurse practitioner records in Maine
- Joselyn Abernethy, MSN, ACNP-BCPortland, ME1699922492
- Carmen Ackerson, APRNAugusta, ME1336474774
- Georgina Aguirre, NPPresque Isle, ME1851900971
- Steven Albert, FNPVan Buren, ME1225006778
- Elizabeth Allen, FNPPresque Isle, ME1558937771
- Briann Andrews, FNP-CWaterville, ME1679218549
- Lyssa AngisScarborough, ME1235827551
- Emma Ansara, FNPLivermore Falls, ME1831179969
- Jennifer Archibald, FNPLewiston, ME1750871703
- Sydnee Audet, FNPAugusta, ME1790608594
Common questions
What is Olivia A. O'Hara, NP's NPI number?
Olivia A. O'Hara, NP's National Provider Identifier (NPI) is 1124731823, issued on Dec 28, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Olivia A. O'Hara, NP located?
The NPPES record lists a practice address at 1945 Congress St Ste 201, Portland, ME, 04102. Phone: (207) 761-0177. Providers update this record themselves, so call before visiting.
How can I verify Olivia A. O'Hara, NP's license?
NPPES lists Maine license number CNP221542, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.
How much does Olivia A. O'Hara, NP prescribe under Medicare Part D?
In 2024, Olivia A. O'Hara, NP had 12 Medicare Part D claims; 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.