Erin Haser, M.D.
Otolaryngology Physician · Boston, MA
Erin Haser, M.D. is an otolaryngology physician with a practice address in Boston, Massachusetts, and NPI 1396158507, issued on Jun 5, 2014. Check the license (Massachusetts 260097, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Erin Haser
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 260097 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St # 850, Boston, MA 02111
- Phone
- (617) 636-7878
- Enumerated
- Jun 5, 2014
- Record last updated
- Mar 17, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190806003779); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 364 in Massachusetts → Look up another NPI →
Also registered at 800 Washington St # 850
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Diandra SmithStudent in an Organized Health Care Education/Training Program1831949973
- Genevieve Spagnuolo, MDOtolaryngology Physician1316688799
Verify Erin Haser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 260097Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average otolaryngology physician in 2024
402 Medicare Part D claims for 182 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 11 claims were for opioids.
Most prescribed
- Ipratropium Bromide67 claims
- Azelastine Hcl56 claims
- Fluticasone Propionate46 claims
- Ciprofloxacin Hcl37 claims
- Prednisone23 claims
- Amoxicillin16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $476.53
16 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 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
- Massachusetts Ent Associates IncNashua, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Haser among 364 otolaryngology physician records in Massachusetts
Erin Haser, M.D. is one of 364 otolaryngology physician 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 2014, is newer than 73% of them.
- NPI issued2014 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2014 · median 2004 among the 239 with a school on file
- Record last updated2015 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Massachusetts
There are 364 otolaryngology physician records in Massachusetts.
All 364 in Massachusetts → Every provider in Boston → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Hannah Chen, MDBoston, MA 021111225724453
- David Danis, MDBoston, MA 021111285260257
- Alyssa Heiser, MDBoston, MA 021111669177556
- Benjamin HomerBoston, MA 021111376340372
- William Kim, M.D.Boston, MA 021111306284179
- Rotem Kimia, MDBoston, MA 021111619618709
- Arnold Lee, MDBoston, MA 021111427166123
- Abigail McIntosh, MDBoston, MA 021111346098084
Common questions
What is Erin Haser, M.D.'s NPI number?
Erin Haser, M.D.'s National Provider Identifier (NPI) is 1396158507, issued on Jun 5, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Erin Haser, M.D. located?
The NPPES record lists a practice address at 800 Washington St # 850, Boston, MA, 02111. Phone: (617) 636-7878. Providers update this record themselves, so call before visiting.
How can I verify Erin Haser, M.D.'s license?
NPPES lists Massachusetts license number 260097, 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.
How much does Erin Haser, M.D. prescribe under Medicare Part D?
In 2024, Erin Haser, M.D. had 402 Medicare Part D claims for 182 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions 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.