Provider Profile

Marissa Stein, CRNA

Unclaimed Profile

About Marissa Stein

Listed in the NPI registry as a certified registered nurse anesthetist, Marissa Stein, CRNA practices in Saint Helena, CA. According to Medicare claims data, Marissa cared for 387 Medicare patients across 412 services. The services billed most often include anesthesia for lens surgery, anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand, and anesthesia for exam of colon using an endoscope.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.

Education & Training

School Other Graduated: 2002

Specialty

Certified Registered Nurse Anesthetist (Primary)
Certified Registered Nurse Anesthetist (Additional)

Credentials & Licensing

CA licenseNA3060
MA license240985
NPI1346256518
NPI issued07/31/2006

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.

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is Marissa Stein?

Marissa Stein is a certified registered nurse anesthetist in Saint Helena, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Marissa Stein's address?

Marissa Stein is listed at 10 Woodland Rd, Saint Helena, CA 94574. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Marissa Stein?

The number on file is (707) 963-3611. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Marissa Stein's NPI number?

Marissa Stein's National Provider Identifier is 1346256518. 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

Where did Marissa Stein train?

Marissa Stein attended Other, graduating in 2002. This comes from the CMS National Downloadable File.

CMS public data

How long has Marissa Stein been practicing?

Marissa Stein has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.

CMS public data

What procedures does Marissa Stein perform?

According to Medicare billing data, Marissa Stein provides treatments such as anesthesia for lens surgery and anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Marissa Stein confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Marissa Stein. 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.