Lydia C. Siegel, MD, MPH
Internal Medicine Physician · Jamaica Plain, MA
Lydia C. Siegel, MD, MPH is an internal medicine physician with a practice address in Jamaica Plain, Massachusetts, and NPI 1003892001, issued on Dec 21, 2005. Check the license (Massachusetts 226444, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Lydia C. Siegel
- Credential
- MD, MPH
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 226444 MA
Self-reported in NPPES; status is on the state search - Practice location
- 301 South Huntington Avenue, Jamaica Plain, MA 02130
- Phone
- (857) 307-3300
- Enumerated
- Dec 21, 2005
- Record last updated
- Jul 12, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (857) 307-3305
- Medicaid ID
- 2119064 MA
- Medicare enrollment
- Enrolled (PECOS I20061121000458); accepts Medicare assignment
- Entity
- Type 1 · individual
Verify Lydia C. Siegel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 226444Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
188 Medicare Part D claims for 67 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium13 claims
- Fluticasone Propionate13 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
- Brigham And Womens Hospital IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
53 internal medicine physician records list a practice address in Jamaica Plain
They are 53 of the 1,656 NPPES records with a practice address in Jamaica Plain, and 6,825 internal medicine physician records in Massachusetts.
All 53 in Jamaica Plain → All 6,825 in Massachusetts → Every provider in Jamaica Plain →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
- Nathan Abare, MDSpringfield, MA1386852747
- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Taimur AbbasiBoston, MA1841673522
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Maya Abdallah, MDBoston, MA1861854937
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Lydia C. Siegel, MD, MPH's NPI number?
Lydia C. Siegel, MD, MPH's National Provider Identifier (NPI) is 1003892001, issued on Dec 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Lydia C. Siegel, MD, MPH located?
The NPPES record lists a practice address at 301 South Huntington Avenue, Jamaica Plain, MA, 02130. Phone: (857) 307-3300. Providers update this record themselves, so call before visiting.
How can I verify Lydia C. Siegel, MD, MPH's license?
NPPES lists Massachusetts license number 226444, 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 Lydia C. Siegel, MD, MPH prescribe under Medicare Part D?
In 2024, Lydia C. Siegel, MD, MPH had 188 Medicare Part D claims for 67 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.