Helen Rizza, HELEN RIZZA, ARNP
NPI 1336241983 · Psychiatric/Mental Health Nurse Practitioner · Portsmouth, NH
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Helen Rizza, HELEN RIZZA, ARNP is a Psychiatric/Mental Health Nurse Practitioner provider in Portsmouth, NH (NPI 1336241983).
Provider details
- NPI number
- 1336241983
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- HELEN RIZZA, ARNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 026837-23-08 (NH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
600 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) |
|---|---|---|
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 267 | $71 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 211 | $89 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 122 | $65 |
Typical Medicare-allowed amounts for these services range $65–$89 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 57 | 11 |
| Clonazepam | 54 | — |
| Fluoxetine Hcl | 29 | — |
| Trazodone Hcl | 24 | — |
| Lorazepam | 23 | — |
| Duloxetine Hcl | 21 | — |
| Lamotrigine | 17 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$173 across 5 records (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
- 2006-09-03
- Last updated
- 2022-11-27
- Certified
- 2022-11-27
Frequently asked questions
- What is Helen Rizza's NPI number?
- Helen Rizza's National Provider Identifier (NPI) is 1336241983, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Helen Rizza's specialty?
- Helen Rizza is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Helen Rizza located?
- Helen Rizza's practice location on file with NPPES is 30 Mirona Road Ext, Portsmouth, NH 03801-5343.
- What is Helen Rizza's phone number?
- The practice phone number listed in the NPPES registry for Helen Rizza is (603) 918-6162.
- Does Helen Rizza accept Medicare?
- Helen Rizza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Helen Rizza's NPI active?
- Yes — Helen Rizza's NPI (1336241983) is active in the NPPES registry as of the last update on 2022-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.