Mary Lisa McHam, M.D.
Ophthalmology Physician · East Weymouth, MA
Mary Lisa McHam, M.D. is an ophthalmology physician with a practice address in East Weymouth, Massachusetts, and NPI 1922055664, issued on May 28, 2006. Check the license (Massachusetts 77904, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Mary Lisa McHam
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 77904 MA
Self-reported in NPPES; status is on the state search - Practice location
- 97 Libbey Industrial Pkwy Ste 100, East Weymouth, MA 02189
- Phone
- (781) 331-3300
- Enumerated
- May 28, 2006
- Record last updated
- Dec 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (781) 337-8356
- Medicaid ID
- 110053096A MA
- Medicare enrollment
- Enrolled (PECOS I20050603000883); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1989
- Entity
- Type 1 · individual
Also registered at 97 Libbey Industrial Pkwy Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Dacey, M.D.Ophthalmology Physician1184613192
- Babak Jian Seyedahmadi, M.D.Ophthalmology Physician1538262761
- Richard Low, M.D.Ophthalmology Physician1851380091
- John Mandeville, M.D., PHDOphthalmology Physician1811986060
- Veena Mathew, MD, MPHOphthalmology Physician1023302445
- Shelley McKee, M.D.Ophthalmology Physician1659360899
Verify Mary Lisa McHam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 77904Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.6 times the Medicare Part D claims of the average ophthalmology physician in 2024
10,054 Medicare Part D claims for 1,941 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Latanoprost3,511 claims
- Timolol Maleate1,751 claims
- Prednisolone Acetate1,013 claims
- Brimonidine Tartrate839 claims
- Dorzolamide-Timolol629 claims
- Dorzolamide Hcl487 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: $20.29
1 payment: food and beverage; the largest payer was New World Medical,inc. The 13,221 providers of this specialty with any payment received $4,535.02 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
- Ophthalmic Consultants OF Boston IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
13 ophthalmology physician records list a practice address in East Weymouth
They are 13 of the 30 NPPES records with a practice address in East Weymouth, and 791 ophthalmology physician records in Massachusetts.
All 13 in East Weymouth → All 791 in Massachusetts → Every provider in East Weymouth →
Other ophthalmology physician records in Massachusetts
- Mark Abelson, M.D.Andover, MA1811990682
- Inas Aboobakar, M.D.Boston, MA1760846265
- Omar Abuqamar, M.D., M.M.S.C.,Burlington, MA1437640414
- Alessandro Adad Jammal, MD, PHDBoston, MA1518725480
- David Agahigian, M.D.Springfield, MA1205822293
- Kanika Agarwal, MDBoston, MA1245692433
- Muna Ahmad, M.D.Leominster, MA1588830145
- Lloyd Aiello, M.D., PH.D.Boston, MA1588622104
- Motasem Al-Latayfeh, M.D.Boston, MA1184855710
- Pierre Alfred, MDAthol, MA1912998501
Common questions
What is Mary Lisa McHam, M.D.'s NPI number?
Mary Lisa McHam, M.D.'s National Provider Identifier (NPI) is 1922055664, issued on May 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Lisa McHam, M.D. located?
The NPPES record lists a practice address at 97 Libbey Industrial Pkwy Ste 100, East Weymouth, MA, 02189. Phone: (781) 331-3300. Providers update this record themselves, so call before visiting.
How can I verify Mary Lisa McHam, M.D.'s license?
NPPES lists Massachusetts license number 77904, 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 Mary Lisa McHam, M.D. prescribe under Medicare Part D?
In 2024, Mary Lisa McHam, M.D. had 10,054 Medicare Part D claims for 1,941 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.