Sophia Montissol, RN
Psychiatric/Mental Health Nurse Practitioner · Cambridge, MA
Sophia Montissol, RN is a psychiatric/mental health nurse practitioner with a practice address in Cambridge, Massachusetts, and NPI 1821596149, issued on Feb 1, 2018. Check the license (Massachusetts 2305589, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sophia Montissol
- Credential
- RN
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- 2305589 MA
Self-reported in NPPES; status is on the state search - Practice location
- 625 Mount Auburn St, Cambridge, MA 02138
- Phone
- (617) 223-7183
- Enumerated
- Feb 1, 2018
- Record last updated
- Jul 28, 2026
- Medicare enrollment
- Enrolled (PECOS I20191023000188); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 2,169 in Massachusetts → Look up another NPI →
Also registered at 625 Mount Auburn St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nathalie Bloch, MDInternal Medicine Physician1730372103
- Claire Brickell, MDPsychiatry Physician1568621183
- Marybeth Ferrante, MDInternal Medicine Physician1194795781
- Mark Friedman, MDInternal Medicine Physician1760482921
- Joshua Hatcher-Mullins, NPPsychiatric/Mental Health Nurse Practitioner1407398142
- Mackenzie JordanClinical Psychologist1366089278
Verify Sophia Montissol in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 2305589Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
1,247 Medicare Part D claims for 118 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. 91 claims were for opioids.
Most prescribed
- Mirtazapine72 claims
- Eliquis64 claims
- Furosemide60 claims
- Trazodone Hcl50 claims
- Divalproex Sodium47 claims
- Tramadol Hcl45 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: $26.48
1 payment: food and beverage; the largest payer was Neurocrine Biosciences, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 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
- Mount Auburn Professional Services IncCambridge, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sophia Montissol among 2,169 psychiatric/mental health nurse practitioner records in Massachusetts
Sophia Montissol, RN is one of 2,169 psychiatric/mental health nurse practitioner records with a practice address in Massachusetts. 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 2018, is newer than 35% of them.
- NPI issued2018 · 35% of these records are older, 61% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2018 · median 2021 among the 1,309 with a school on file
- Record last updated2026 · 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 363LP0808X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatric/Mental Health Nurse Practitioner providers in Massachusetts
There are 2,169 psychiatric/mental health nurse practitioner records in Massachusetts.
All 2,169 in Massachusetts → Every provider in Cambridge → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Julie Dunne, PMHNP-BCCambridge, MA 021381023426640
- Joshua Hatcher-Mullins, NPCambridge, MA 021381407398142
- Margaret Howes, FPMHNPCambridge, MA 021381245462191
- David Johnson, RN/NPCambridge, MA 021381821373671
- Kathryn Kahn, RN/NPCambridge, MA 021381821347865
- Katherine LeeCambridge, MA 021381699318931
- Colleen Madden, NPCambridge, MA 021381497005797
- Rebecca McCloskey, MSN, RN, PMHNP-BCCambridge, MA 021381689127631
Common questions
What is Sophia Montissol, RN's NPI number?
Sophia Montissol, RN's National Provider Identifier (NPI) is 1821596149, issued on Feb 1, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Sophia Montissol, RN located?
The NPPES record lists a practice address at 625 Mount Auburn St, Cambridge, MA, 02138. Phone: (617) 223-7183. Providers update this record themselves, so call before visiting.
How can I verify Sophia Montissol, RN's license?
NPPES lists Massachusetts license number 2305589, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Sophia Montissol, RN prescribe under Medicare Part D?
In 2024, Sophia Montissol, RN had 1,247 Medicare Part D claims for 118 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.