Alexandra Loomis, DO
Emergency Medicine Physician · Portsmouth, NH
Alexandra Loomis, DO is an emergency medicine physician with a practice address in Portsmouth, New Hampshire, and NPI 1104387471, issued on Mar 28, 2019. Check the license (New Hampshire 22724, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Alexandra Loomis
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 22724 NH
1018437 MA
DO3849 ME
5151013903 MI
Self-reported in NPPES; status is on the state search - Practice location
- 333 Borthwick Ave Ste 100, Portsmouth, NH 03801
- Phone
- (617) 763-1295
- Enumerated
- Mar 28, 2019
- Record last updated
- Jan 20, 2025
- Medicare enrollment
- Enrolled (PECOS I20221027001663); accepts Medicare assignment
- Medical or professional school
- Univ Of New England, College Of Dental Medicine, 2019
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 351 in New Hampshire → Look up another NPI →
Also registered at 333 Borthwick Ave Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Abbott, MDInternal Medicine Physician1619597234
- Mamdooh Al-Nassirat, MDStudent in an Organized Health Care Education/Training Program1821915661
- Myles Allen, MBCHBStudent in an Organized Health Care Education/Training Program1659130292
- Getey Anwar, DOStudent in an Organized Health Care Education/Training Program1487413902
- Jack Bailey, DOStudent in an Organized Health Care Education/Training Program1942902523
- Ahmad Behzadpour, MDInternal Medicine Physician1508568312
Verify Alexandra Loomis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 22724Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average emergency medicine physician in 2024
269 Medicare Part D claims for 176 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 17 claims were for opioids.
Most prescribed
- Prednisone32 claims
- Cefdinir26 claims
- Amoxicillin-Clavulanate Potass22 claims
- Azithromycin22 claims
- Ondansetron Odt18 claims
- Methocarbamol14 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
- Emergency Medicine Services OF NH, LLCPortsmouth, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexandra Loomis among 351 emergency medicine physician records in New Hampshire
Alexandra Loomis, DO is one of 351 emergency medicine physician records with a practice address in New Hampshire. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 88% of them.
- NPI issued2019 · 88% of these records are older, 8% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2019 · median 2011 among the 205 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X 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 emergency medicine physician records list a practice address in Portsmouth
They are 20 of the 1,860 NPPES records with a practice address in Portsmouth, and 351 emergency medicine physician records in New Hampshire.
All 351 in New Hampshire → Every provider in Portsmouth → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Donavon Albertson, MDPortsmouth, NH 038011780759027
- Samantha ArnoldPortsmouth, NH 038011043758238
- Steven Bos, MDPortsmouth, NH 038011043385388
- William Carter, M.D.Portsmouth, NH 038011083795116
- Brian Collins, D.O.Portsmouth, NH 038011285730887
- Kelley Hails, M.D.Portsmouth, NH 038011861450405
- David Heller, DOPortsmouth, NH 038011386600815
- Jeffrey Hope, MDPortsmouth, NH 038011508183963
Common questions
What is Alexandra Loomis, DO's NPI number?
Alexandra Loomis, DO's National Provider Identifier (NPI) is 1104387471, issued on Mar 28, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Alexandra Loomis, DO located?
The NPPES record lists a practice address at 333 Borthwick Ave Ste 100, Portsmouth, NH, 03801. Phone: (617) 763-1295. Providers update this record themselves, so call before visiting.
How can I verify Alexandra Loomis, DO's license?
NPPES lists New Hampshire license number 22724, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alexandra Loomis, DO prescribe under Medicare Part D?
In 2024, Alexandra Loomis, DO had 269 Medicare Part D claims for 176 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.