John J. Baer, CRNA
Certified Registered Nurse Anesthetist · Lawrence, MA
John J. Baer, CRNA is a certified registered nurse anesthetist with a practice address in Lawrence, Massachusetts, and NPI 1518023670, issued on Dec 30, 2006. Check the license (Massachusetts 241561, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John J. Baer
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 241561 MA
Self-reported in NPPES; status is on the state search - Practice location
- 50 Prospect St, Lawrence, MA 01841
- Phone
- (978) 975-0700
- Enumerated
- Dec 30, 2006
- Record last updated
- May 20, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160127000751); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 1,342 in Massachusetts → Look up another NPI →
Also registered at 50 Prospect St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John J. Baer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 241561Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $122.45
5 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Stratham Anesthesia Associates PLLCSalem, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John J. Baer among 1,342 certified registered nurse anesthetist records in Massachusetts
John J. Baer, CRNA is one of 1,342 certified registered nurse anesthetist records with a practice address in Massachusetts. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 66% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2002 · median 2013 among the 1,006 with a school on file
- Record last updated2008 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 certified registered nurse anesthetist records list a practice address in Lawrence
They are 17 of the 2,264 NPPES records with a practice address in Lawrence, and 1,342 certified registered nurse anesthetist records in Massachusetts.
All 1,342 in Massachusetts → Every provider in Lawrence → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Meredith Bailey, CRNALawrence, MA 018411841551827
- Cecile Baranowski, CRNALawrence, MA 018411437351764
- Meghan BertoneLawrence, MA 018411417579764
- Leanne Bynoe, CRNALawrence, MA 018411578076824
- Megan Clancy, MSN, CRNALawrence, MA 018411528621133
- Nicholas D'HemecourtLawrence, MA 018411417620238
- Maura Dwyer, C.R.N.A.Lawrence, MA 018411083672174
- Kelly GallantLawrence, MA 018411710444260
Common questions
What is John J. Baer, CRNA's NPI number?
John J. Baer, CRNA's National Provider Identifier (NPI) is 1518023670, issued on Dec 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John J. Baer, CRNA located?
The NPPES record lists a practice address at 50 Prospect St, Lawrence, MA, 01841. Phone: (978) 975-0700. Providers update this record themselves, so call before visiting.
How can I verify John J. Baer, CRNA's license?
NPPES lists Massachusetts license number 241561, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.