Lars Erickson, MD
Pediatric Cardiology Physician · Worcester, MA
Lars Erickson, MD is a pediatric cardiology physician with a practice address in Worcester, Massachusetts, and NPI 1518957190, issued on Oct 25, 2005. Check the license (Massachusetts 59113, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Lars Erickson
- Credential
- MD
- Primary taxonomy
- Pediatric Cardiology Physician 2080P0202X
- License number
- 59113 MA
Self-reported in NPPES; status is on the state search - Practice location
- 33 Oak Ave, Worcester, MA 01605
- Phone
- (508) 757-7300
- Enumerated
- Oct 25, 2005
- Record last updated
- Feb 8, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (508) 757-7900
- Medicaid ID
- 3107523 MA
- Medicare enrollment
- Enrolled (PECOS I20100929001420); accepts Medicare assignment
- Medical or professional school
- Duke University School Of Medicine, 1984
- Entity
- Type 1 · individual
8 nearest pediatric cardiology physician records → All 129 in Massachusetts → Look up another NPI →
Also registered at 33 Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nancy Hagberg, FNPNurse Practitioner1932199510
- Stephen Nault, DCChiropractor1760545016
- Phyllis Pollack, MDPediatric Cardiology Physician1871583450
- Lorraine Schratz, MDPediatric Cardiology Physician1790861748
- Maria Victoria Tantengco, MDPediatric Cardiology Physician1679563258
Verify Lars Erickson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 59113Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 3 group practices
- Atrius Health IncDedham, MA
- Massachusetts General Physicians Organization IncWorcester, MA
- Reliant Medical Group IncFramingham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lars Erickson among 129 pediatric cardiology physician records in Massachusetts
Lars Erickson, MD is one of 129 pediatric cardiology physician records with a practice address in Massachusetts. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 81% newer
- In a Medicare fileYes · 58% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1984 · median 2007 among the 71 with a school on file
- Record last updated2017 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Cardiology Physician providers in Massachusetts
There are 129 pediatric cardiology physician records in Massachusetts.
All 129 in Massachusetts → Every provider in Worcester → Pediatric Cardiology Physician nationwide →
The 8 pediatric cardiology physician records with the nearest ZIP codes
- Phyllis Pollack, MDWorcester, MA 016051871583450
- Lorraine Schratz, MDWorcester, MA 016051790861748
- Maria Victoria Tantengco, MDWorcester, MA 016051679563258
- Ogochukwu Cox, MDWorcester, MA 016551548721319
- Meaghan Doherty, M.D.Worcester, MA 016551417277237
- Michael Fahey, M.D.Worcester, MA 016551255536082
- Emily Greenstein, MDWorcester, MA 016551053560763
- Kristin Laraja, M.D.Worcester, MA 016551487856589
Common questions
What is Lars Erickson, MD's NPI number?
Lars Erickson, MD's National Provider Identifier (NPI) is 1518957190, issued on Oct 25, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Lars Erickson, MD located?
The NPPES record lists a practice address at 33 Oak Ave, Worcester, MA, 01605. Phone: (508) 757-7300. Providers update this record themselves, so call before visiting.
How can I verify Lars Erickson, MD's license?
NPPES lists Massachusetts license number 59113, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.