Kathleen Sinar, RN/PC
NPI 1649295957 · Adult Psychiatric/Mental Health Clinical Nurse Specialist · Quincy, MA
Enrolled with Medicare as Practitioner - Certified Clinical Nurse Specialist (cns) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Sinar, RN/PC is a Adult Psychiatric/Mental Health Clinical Nurse Specialist provider in Quincy, MA (NPI 1649295957).
Provider details
- NPI number
- 1649295957
- Entity type
- Individual
- Primary specialty
- Adult Psychiatric/Mental Health Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN/PC
- Sex
- Female
- Sole proprietor
- No
- License
- 140446 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
319 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 271 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 48 | $85 |
Typical Medicare-allowed amounts for these services range $85–$119 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buspirone Hcl | 127 | 12 |
| Olanzapine | 123 | 19 |
| Clonazepam | 108 | 13 |
| Fluoxetine Hcl | 106 | — |
| Lorazepam | 105 | 13 |
| Clozapine | 104 | — |
| Risperidone | 83 | 12 |
| Benztropine Mesylate | 78 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kathleen Sinar's NPI number?
- Kathleen Sinar's National Provider Identifier (NPI) is 1649295957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Sinar's specialty?
- Kathleen Sinar is listed in the NPPES registry with a primary specialty of Adult Psychiatric/Mental Health Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathleen Sinar located?
- Kathleen Sinar's practice location on file with NPPES is 460 Quincy Ave, Quincy, MA 02169-8130.
- What is Kathleen Sinar's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Sinar is (617) 847-1950.
- Does Kathleen Sinar accept Medicare?
- Kathleen Sinar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Sinar's NPI active?
- Yes — Kathleen Sinar's NPI (1649295957) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.