Marylouise Demick
Psychiatric/Mental Health Nurse Practitioner · Springfield, MA
Marylouise Demick is a psychiatric/mental health nurse practitioner with a practice address in Springfield, Massachusetts, and NPI 1538524848, issued on Dec 31, 2015. Check the license (Massachusetts RN146131, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marylouise Demick
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- RN146131 MA
Self-reported in NPPES; status is on the state search - Practice location
- 417 Liberty St, Springfield, MA 01104
- Phone
- (413) 736-3668
- Enumerated
- Dec 31, 2015
- Record last updated
- Dec 31, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (413) 731-8651
- Medicare enrollment
- Enrolled (PECOS I20160309002591); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 2,169 in Massachusetts → Look up another NPI →
Also registered at 417 Liberty St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Andrea Aberdale-SmithRegistered Nurse1871463885
- Kyle AckermanCounselor1063150589
- Amanda Aguilar Mendoza, PSYDPsychologist1891297180
- Diahann Aird-RobinsonMental Health Counselor1881300457
Verify Marylouise Demick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN146131Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
214 Medicare Part D claims for 18 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.
Most prescribed
- Mirtazapine24 claims
- Escitalopram Oxalate21 claims
- Gabapentin21 claims
- Sertraline Hcl17 claims
- Bupropion Xl16 claims
- Fluoxetine Hcl14 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
- Waltham Behavioral Health LLCWaltham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marylouise Demick among 2,169 psychiatric/mental health nurse practitioner records in Massachusetts
Marylouise Demick 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 2015, is newer than 24% of them.
- NPI issued2015 · 24% of these records are older, 73% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2015 · median 2021 among the 1,309 with a school on file
- Record last updated2015 · 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 Springfield → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Stefanie BeaucheminSpringfield, MA 011041477061463
- Jennifer Caraballo, NPSpringfield, MA 011041932762440
- Gillian Graham, PMHNP-BCSpringfield, MA 011041154798411
- Anne KoneruSpringfield, MA 011041992940365
- Wendy Libowitz, APRNSpringfield, MA 011041629567144
- Emily MaloSpringfield, MA 011041669034773
- Cassandra Nava, PMHNP-BCSpringfield, MA 011041013447432
- Katherine Oberwager, CNPSpringfield, MA 011041013432186
Common questions
What is Marylouise Demick's NPI number?
Marylouise Demick's National Provider Identifier (NPI) is 1538524848, issued on Dec 31, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Marylouise Demick located?
The NPPES record lists a practice address at 417 Liberty St, Springfield, MA, 01104. Phone: (413) 736-3668. Providers update this record themselves, so call before visiting.
How can I verify Marylouise Demick's license?
NPPES lists Massachusetts license number RN146131, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Marylouise Demick prescribe under Medicare Part D?
In 2024, Marylouise Demick had 214 Medicare Part D claims for 18 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.