Marissa Stein, CRNA - Medicare Certified Registered Nurse Anesthetist (crna) in Saint Helena, CA

Marissa Stein, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Saint Helena, California. She graduated from nursing school in 2002 and has 22 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). She is a member of the group practice St. Helena Hospital and her current practice location is 10 Woodland Rd, Saint Helena, California. You can reach out to her office (for appointments etc.) via phone at (707) 963-3611.

Marissa Stein is licensed to practice in California (license number NA3060) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1346256518.

Contact Information

Marissa Stein, CRNA
10 Woodland Rd,
Saint Helena, CA 94574-9554
(707) 963-3611
Not Available

Map and Direction




Provider's Profile

Full NameMarissa Stein
GenderFemale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience22 Years
Location10 Woodland Rd, Saint Helena, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Marissa Stein graduated from nursing school in 2002
  NPI Data:
  • NPI Number: 1346256518
  • Provider Enumeration Date: 07/31/2006
  • Last Update Date: 08/05/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 6204816309
  • Enrollment ID: I20140707001341

Medical Identifiers

Medical identifiers for Marissa Stein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1346256518NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 240985 (Massachusetts)Secondary
367500000XNurse Anesthetist, Certified Registered NA3060 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Adventist Health St HelenaSaint helena, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
St. Helena Hospital872905987878

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Marissa Stein allows following entities to bill medicare on her behalf.
Entity NameSt. Helena Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720078082
PECOS PAC ID: 8729059878
Enrollment ID: O20040803001176
Entity NameAnesthesia Services Of Napa Valley
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255016234
PECOS PAC ID: 7911355094
Enrollment ID: O20231130000150

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Marissa Stein is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Marissa Stein, CRNA
Po Box 7096,
Stockton, CA 95267-0096

Ph: (209) 956-7725
Marissa Stein, CRNA
10 Woodland Rd,
Saint Helena, CA 94574-9554

Ph: (707) 963-3611

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Saint Helena, CA

Lea Hetland, RN, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 10 Woodland Rd, Saint Helena, CA 94574
Phone: 707-963-3611    Fax: 707-967-5622
Joshua Wayne Caleb Toppenberg, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 10 Woodland Rd, Saint Helena, CA 94574
Phone: 707-963-3611    
Lucian Toma,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 10 Woodland Rd, Saint Helena, CA 94574
Phone: 707-963-3611    
David P Carelock, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 10 Woodland Rd, Saint Helena, CA 94574
Phone: 707-963-3611    Fax: 254-200-4090
Mr. Scott A Johnson, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 10 Woodland Road, Saint Helena, CA 94574
Phone: 707-963-3611    
Shelby Nicole Simpson, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 10 Woodland Rd, Saint Helena, CA 94574
Phone: 817-301-6717    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.