Roman Florian Loonis
Neurology Physician · Boston, MA
Roman Florian Loonis is a neurology physician with a practice address in Boston, Massachusetts, and NPI 1164982625, issued on Mar 21, 2019. Check the license (Massachusetts 1013345, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Roman Florian Loonis
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 1013345 MA
Self-reported in NPPES; status is on the state search - Practice location
- 150 S Huntington Ave, Boston, MA 02130
- Phone
- (617) 232-9500
- Enumerated
- Mar 21, 2019
- Record last updated
- Aug 29, 2025
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 964 in Massachusetts → Look up another NPI →
Also registered at 150 S Huntington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Deepa Acharya, PH.D.Clinical Psychologist1861728628
- Ikechukwu Achonye, PHARMDAmbulatory Care Pharmacist1720877194
- Brittini Allain, PHARM.DPharmacist1285035758
- Geraldine Allen, TECHNICIAN/OTHEROther Technician1265670541
- Nancy Allen, R.N.Neuroscience Clinical Nurse Specialist1861542458
- Elizabeth Alpert, PH.D.Clinical Psychologist1801584768
Verify Roman Florian Loonis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1013345Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average neurology physician in 2024
215 Medicare Part D claims for 43 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Most prescribed
- Lamotrigine38 claims
- Clobazam32 claims
- Lacosamide32 claims
- Levetiracetam20 claims
- Zonisamide19 claims
- Lorazepam14 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.
Roman Florian Loonis among 964 neurology physician records in Massachusetts
Roman Florian Loonis is one of 964 neurology physician records with a practice address in Massachusetts. 75% 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 · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
524 neurology physician records list a practice address in Boston
They are 524 of the 41,865 NPPES records with a practice address in Boston, and 964 neurology physician records in Massachusetts.
All 964 in Massachusetts → Every provider in Boston → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Andrew Budson, MDBoston, MA 021301326006453
- Rose Domingo-Horne, M.D.Jamaica Plain, MA 021301720247943
- Ornella Dubaz, M.D.Boston, MA 021301851785026
- Raymon Durso, M.D.Jamaica Plain, MA 021301902913700
- Sandra Horowitz, M.D.Jamaica Plain, MA 021301205873940
- Marilyn Kassirer, MDBoston, MA 021301144256090
- Reva Klein, M.D.Boston, MA 021301285640888
- Carl Kramer, M.D.Jamaica Plain, MA 021301972724565
Common questions
What is Roman Florian Loonis's NPI number?
Roman Florian Loonis's National Provider Identifier (NPI) is 1164982625, issued on Mar 21, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Roman Florian Loonis located?
The NPPES record lists a practice address at 150 S Huntington Ave, Boston, MA, 02130. Phone: (617) 232-9500. Providers update this record themselves, so call before visiting.
How can I verify Roman Florian Loonis's license?
NPPES lists Massachusetts license number 1013345, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Roman Florian Loonis prescribe under Medicare Part D?
In 2024, Roman Florian Loonis had 215 Medicare Part D claims for 43 beneficiaries; the average among neurology physician prescribers was 1,370. 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.