John J Baer, CRNA - Medicare Nurse Anesthetist, Certified Registered in Lawrence, MA

John J Baer, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Lawrence, Massachusetts. His current practice location is 50 Prospect St, Suite 205, Lawrence, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (978) 975-0700.

John J Baer is licensed to practice in Massachusetts (license number 241561) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1518023670.

Contact Information

John J Baer, CRNA
50 Prospect St, Suite 205,
Lawrence, MA 01841-2841
(978) 975-0700
Not Available

Map and Direction




Provider's Profile

Full NameJohn J Baer
GenderMale
SpecialityNurse Anesthetist, Certified Registered
Location50 Prospect St, Lawrence, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1518023670
  • Provider Enumeration Date: 12/30/2006
  • Last Update Date: 05/20/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6709846678
  • Enrollment ID: I20041014000845

Medical Identifiers

Medical identifiers for John J Baer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1518023670NPI-NPPES
430071782OtherMARAILROAD MEDICARE
NA0947OtherMABCBS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered 241561 (Massachusetts)Primary

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. John J Baer allows following entities to bill medicare on his behalf.
Entity NameAnesthetic Solutions Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1306041603
PECOS PAC ID: 0648371740
Enrollment ID: O20070719000248
Entity NameSteward Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043711914
PECOS PAC ID: 2860688728
Enrollment ID: O20180329001196

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. John J Baer 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
John J Baer, CRNA
3 Lakewoods Dr,
Merrimac, MA 01860-1227

Ph: (978) 771-6363
John J Baer, CRNA
50 Prospect St, Suite 205,
Lawrence, MA 01841-2841

Ph: (978) 975-0700

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Lawrence, MA

Maura A Dwyer, C.R.N.A.
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 978-683-4000    
Nancy Noemi Ramsay,
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 978-683-4000    
Y-nhi Nguyen, DNP, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 978-683-4000    
Nicholas Martin Allou D'hemecourt,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 978-683-4000    
Brian Thomas, BSN, MS, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 213-448-4104    
Casey Danielle Westerman, DNP, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 978-683-4000    

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.