Irene Muchai, PMHNP-BC
NPI 1003491119 · Psychiatric/Mental Health Nurse Practitioner · Lawrence, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Muchai, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Lawrence, MA (NPI 1003491119).
Provider details
- NPI number
- 1003491119
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 280997 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 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
168 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, 30 Minutes90833 | 73 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 71 | $119 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 12 | $81 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 12 | $164 |
Typical Medicare-allowed amounts for these services range $65–$164 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Trazodone Hcl | 59 |
| Lamotrigine | 59 |
| Clonazepam | 52 |
| Clozapine | 43 |
| Ziprasidone Hcl | 29 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphet Er | 27 |
| Prazosin Hcl | 25 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 24 |
| Duloxetine Hcl | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$174 across 4 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
- 2021-03-10
- Last updated
- 2022-01-11
- Certified
- 2022-01-11
Frequently asked questions
- What is Irene Muchai's NPI number?
- Irene Muchai's National Provider Identifier (NPI) is 1003491119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Muchai's specialty?
- Irene Muchai is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Irene Muchai located?
- Irene Muchai's practice location on file with NPPES is 12 Methuen St, Lawrence, MA 01840-1772.
- What is Irene Muchai's phone number?
- The practice phone number listed in the NPPES registry for Irene Muchai is (978) 620-1250.
- Does Irene Muchai accept Medicare?
- Irene Muchai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Muchai's NPI active?
- Yes — Irene Muchai's NPI (1003491119) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.