Elizabeth I. Harrison, APRN
Nurse Practitioner · Portsmouth, NH
Elizabeth I. Harrison, APRN is a nurse practitioner with a practice address in Portsmouth, New Hampshire, and NPI 1174801641, issued on Aug 1, 2011. Check the license (New Hampshire 056638-23, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Elizabeth I. Harrison
- Credential
- APRN
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 056638-23 NH
Self-reported in NPPES; status is on the state search - Practice location
- 100 Campus Dr, Portsmouth, NH 03801
- Phone
- (603) 422-8208
- Enumerated
- Aug 1, 2011
- Record last updated
- Jan 7, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (603) 422-8218
- Medicare enrollment
- Enrolled (PECOS I20131126000923); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 412 in New Hampshire → Look up another NPI →
Also registered at 100 Campus Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephanie Ayan, APRNFamily Nurse Practitioner1861738320
- Jill Capobianco, ARNPNurse Practitioner1013015858
- Katherine Hollister, MDInternal Medicine Physician1386083962
- Jennifer Koop, MDFamily Medicine Physician1699769372
- Robert Millstein, MDInternal Medicine Physician1003094590
- Nathan Swanson, DDSDentist1700985439
Verify Elizabeth I. Harrison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
Search for license 056638-23Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average nurse practitioner in 2024
665 Medicare Part D claims for 106 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 30 claims were for opioids.
Most prescribed
- Gabapentin40 claims
- Atorvastatin Calcium25 claims
- Tizanidine Hcl22 claims
- Sertraline Hcl21 claims
- Buprenorphine-Naloxone20 claims
- Levothyroxine Sodium19 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.
Industry payments in 2024: $59.18
2 payments; by number, the most common kind was food and beverage; the largest payer was Daiichi Sankyo 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.
Bills Medicare through one group practice
- Greater Seacoast Community HealthPortsmouth, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elizabeth I. Harrison among 412 nurse practitioner records in New Hampshire
Elizabeth I. Harrison, APRN is one of 412 nurse practitioner records with a practice address in New Hampshire. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 41% of them.
- NPI issued2011 · 41% of these records are older, 58% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2011 · median 2017 among the 241 with a school on file
- Record last updated2014 · 47% 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 New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 nurse practitioner records list a practice address in Portsmouth
They are 20 of the 1,860 NPPES records with a practice address in Portsmouth, and 412 nurse practitioner records in New Hampshire.
All 412 in New Hampshire → Every provider in Portsmouth → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Vanessa Amatucci, APRNPortsmouth, NH 038011053835975
- Sarah Beasley, APRNPortsmouth, NH 038011841808573
- Jill Capobianco, ARNPPortsmouth, NH 038011013015858
- Rossli Delorey, FNP-CPortsmouth, NH 038011306313291
- Karen Kadish, NPPortsmouth, NH 038011386633733
- James Kavanagh, NPPortsmouth, NH 038011225279573
- Mary Lamstein, APRNNewington, NH 038011609965995
- Nicola LevasseurPortsmouth, NH 038011285265447
Common questions
What is Elizabeth I. Harrison, APRN's NPI number?
Elizabeth I. Harrison, APRN's National Provider Identifier (NPI) is 1174801641, issued on Aug 1, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Elizabeth I. Harrison, APRN located?
The NPPES record lists a practice address at 100 Campus Dr, Portsmouth, NH, 03801. Phone: (603) 422-8208. Providers update this record themselves, so call before visiting.
How can I verify Elizabeth I. Harrison, APRN's license?
NPPES lists New Hampshire license number 056638-23, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Elizabeth I. Harrison, APRN prescribe under Medicare Part D?
In 2024, Elizabeth I. Harrison, APRN had 665 Medicare Part D claims for 106 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.