Physician Profile
Erin Lager, M.D.
Unclaimed ProfileAbout Dr. Lager
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Specialty
Credentials & Licensing
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
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (978) 250-6000
- Email not available
Practice Locations
228 BILLERICA RD
Chelmsford, MA 01824
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other pediatricians at this location 3
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What does Erin Lager specialize in?
Erin Lager is a pediatrician in Chelmsford, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatrics”.
NPI registry
Where is Erin Lager located?
Erin Lager is listed at 228 Billerica Rd, Chelmsford, MA 01824. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Erin Lager's phone number?
The number on file is (978) 250-6000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Erin Lager's NPI number?
Erin Lager's National Provider Identifier is 1861849192. 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
How long has Erin Lager been practicing?
Erin Lager has 10+ years experience. Registered with an NPI since 2016. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Erin Lager confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Erin Lager. 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.