Peggy Szeto, CNP, LICSW
NPI 1568621316 · Psychiatric/Mental Health Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peggy Szeto, CNP, LICSW is a Psychiatric/Mental Health Nurse Practitioner provider in Boston, MA (NPI 1568621316).
Provider details
- NPI number
- 1568621316
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP, LICSW
- Sex
- Female
- Sole proprietor
- No
- License
- 116069 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
73 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 38 | $119 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 35 | $119 |
Typical Medicare-allowed amounts for these services range $119–$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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 153 | 26 |
| Lorazepam | 106 | 21 |
| Mirtazapine | 67 | 25 |
| Risperidone | 65 | 15 |
| Olanzapine | 61 | 15 |
| Fluoxetine Hcl | 57 | 17 |
| Quetiapine Fumarate | 52 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$136 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-06
- Last updated
- 2021-08-23
- Certified
- 2021-08-23
Frequently asked questions
- What is Peggy Szeto's NPI number?
- Peggy Szeto's National Provider Identifier (NPI) is 1568621316, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peggy Szeto's specialty?
- Peggy Szeto is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Peggy Szeto located?
- Peggy Szeto's practice location on file with NPPES is 800 Washington St, Boston, MA 02111.
- What is Peggy Szeto's phone number?
- The practice phone number listed in the NPPES registry for Peggy Szeto is (617) 636-1755.
- Does Peggy Szeto accept Medicare?
- Peggy Szeto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peggy Szeto's NPI active?
- Yes — Peggy Szeto's NPI (1568621316) is active in the NPPES registry as of the last update on 2021-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.