Margaret Keane Miller, NP
Psychiatric/Mental Health Nurse Practitioner · Greenwich, CT
Margaret Keane Miller, NP is a psychiatric/mental health nurse practitioner with a practice address in Greenwich, Connecticut, and NPI 1477113561, issued on Jun 19, 2019. Check the license (Connecticut 12318, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Keane Miller
- Credential
- NP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- 12318 CT
402667 NY
Self-reported in NPPES; status is on the state search - Practice location
- 151 Greenwich Ave Apt 306, Greenwich, CT 06830
- Phone
- (888) 334-2500
- Enumerated
- Jun 19, 2019
- Record last updated
- Apr 25, 2025
- Fax
- (475) 303-3055
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 1,108 in Connecticut → Look up another NPI →
Verify Margaret Keane Miller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 12318Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
62 Medicare Part D claims, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.
Most prescribed
- Clonazepam12 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.
Margaret Keane Miller among 1,108 psychiatric/mental health nurse practitioner records in Connecticut
Margaret Keane Miller, NP is one of 1,108 psychiatric/mental health nurse practitioner records with a practice address in Connecticut. 70% 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 49% of them.
- NPI issued2019 · 49% of these records are older, 46% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 51% of these records are
- Record last updated2025 · 38% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 psychiatric/mental health nurse practitioner records list a practice address in Greenwich
They are 13 of the 1,184 NPPES records with a practice address in Greenwich, and 1,108 psychiatric/mental health nurse practitioner records in Connecticut.
All 1,108 in Connecticut → Every provider in Greenwich → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Amal AdelyGreenwich, CT 068301447031695
- Jessica Dennison, RNGreenwich, CT 068301023778537
- Sheila Devlin-Craane, DNP,MSN,APRN,NPP,BCGreenwich, CT 068301427201672
- Oksana Fuller, PMHNPGreenwich, CT 068301174300636
- Deborah Gorman, PMHNPGreenwich, CT 068301740731280
- Nicholas Iorio, PMHNP-BCGreenwich, CT 068301619557584
- Sara Khalid, APRNGreenwich, CT 068301730817636
- Casey LinchnerGreenwich, CT 068301902781628
Common questions
What is Margaret Keane Miller, NP's NPI number?
Margaret Keane Miller, NP's National Provider Identifier (NPI) is 1477113561, issued on Jun 19, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Keane Miller, NP located?
The NPPES record lists a practice address at 151 Greenwich Ave Apt 306, Greenwich, CT, 06830. Phone: (888) 334-2500. Providers update this record themselves, so call before visiting.
How can I verify Margaret Keane Miller, NP's license?
NPPES lists Connecticut license number 12318, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Margaret Keane Miller, NP prescribe under Medicare Part D?
In 2024, Margaret Keane Miller, NP had 62 Medicare Part D claims; 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.