Provider Profile
Listed in the NPI registry as a nurse practitioner — psychiatric/mental health, Alyssa Simmarano practices in Worcester, MA. Medicare claims data shows Alyssa provided 462 services to 182 patients. The services billed most often include subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes, subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more, and initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
108 GROVE ST STE 307-310
Worcester, MA 01605
435 Shrewsbury St
Worcester, MA 01604
Within Nurse Practitioner - Psychiatric/Mental Health generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Addiction
Addiction & substance use
Anxiety & panic
Attention & learning
Behavioral health
Behavioral issues
Child & adolescent
Cognitive disorders
Cognitive issues
Crisis & safety
Eating disorders
Medication side effects
Mood disorders
Obsessions & compulsions
Personality disorders
Psychotic disorders
Sleep
Stress & lifestyle
Trauma & stress
Addiction treatment
Consultations
Crisis care
Evaluations & paperwork
Evaluations & testing
Interventional treatments
Medication management
Telehealth
Therapy
Therapy & counseling
462 services · 182 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
346 | As often as other peers in Psychiatric Nurse Practitioner |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
99 | As often as other peers in Psychiatric Nurse Practitioner |
| Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more | Office visit | 99306 |
17 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Alyssa Simmarano is a nurse practitioner in Worcester, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Psychiatric/Mental Health”.
NPI registry
Alyssa Simmarano is listed at 108 Grove St Ste 307-310, Worcester, MA 01605. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (774) 315-1803. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Alyssa Simmarano's National Provider Identifier is 1417635111. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Alyssa Simmarano attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
Alyssa Simmarano has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Alyssa Simmarano the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Alyssa Simmarano. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.