Ryan Matthew Lydon, MD
Psychiatry Physician · Brockton, MA
Ryan Matthew Lydon, MD is a psychiatry physician with a practice address in Brockton, Massachusetts, and NPI 1669813085, issued on Jul 14, 2013. Check the license (Massachusetts 256914, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ryan Matthew Lydon
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 256914 MA
Self-reported in NPPES; status is on the state search - Practice location
- 63 Main St, Brockton, MA 02301
- Phone
- (508) 559-6699
- Enumerated
- Jul 14, 2013
- Record last updated
- Apr 12, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210930001108); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Also registered at 63 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle AdamRegistered Nurse1396122552
- Valerie Adjorlolo, APRN, NP-CNurse Practitioner1831575661
- Rahana Aju, MDInternal Medicine Physician1861770299
- Lataisha AkekeLicensed Practical Nurse1730566886
- Rima Aljundi, MDPediatrics Physician1962922377
- Amy AllisonRegistered Dietitian1457718140
Verify Ryan Matthew Lydon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 256914Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average psychiatry physician in 2024
2,127 Medicare Part D claims for 101 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Clonazepam165 claims
- Gabapentin144 claims
- Risperidone109 claims
- Clonidine Hcl107 claims
- Quetiapine Fumarate93 claims
- Oxcarbazepine90 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.
Bills Medicare through one group practice
- Brockton Neighborhood Health CenterBrockton, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan Matthew Lydon among 2,736 psychiatry physician records in Massachusetts
Ryan Matthew Lydon, MD is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 74% of them.
- NPI issued2013 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2013 · median 2005 among the 1,219 with a school on file
- Record last updated2017 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
67 psychiatry physician records list a practice address in Brockton
They are 67 of the 4,287 NPPES records with a practice address in Brockton, and 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Brockton → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Earle Bailey, M.D.Brockton, MA 023011902818362
- John Bradley, M.D.Brockton, MA 023011174572721
- Barbara Cannon, M.D.Brockton, MA 023011366482390
- Grace Chang, MDBrockton, MA 023011366432908
- Howard Chang, M.D.Brockton, MA 023011679581342
- Luz Evangeline Dizon, M.D.Brockton, MA 023011902891724
- Jane Epstein, M.D.Brockton, MA 023011386673861
- Fe Erlita Festin, M.D.Brockton, MA 023011326052168
Common questions
What is Ryan Matthew Lydon, MD's NPI number?
Ryan Matthew Lydon, MD's National Provider Identifier (NPI) is 1669813085, issued on Jul 14, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Matthew Lydon, MD located?
The NPPES record lists a practice address at 63 Main St, Brockton, MA, 02301. Phone: (508) 559-6699. Providers update this record themselves, so call before visiting.
How can I verify Ryan Matthew Lydon, MD's license?
NPPES lists Massachusetts license number 256914, 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 Ryan Matthew Lydon, MD prescribe under Medicare Part D?
In 2024, Ryan Matthew Lydon, MD had 2,127 Medicare Part D claims for 101 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.