Lillian Seo, MD
Internal Medicine Physician · Providence, RI
Lillian Seo, MD is an internal medicine physician with a practice address in Providence, Rhode Island, and NPI 1326614132, issued on Jun 2, 2021. Check the license (Rhode Island MD20731, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Lillian Seo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD20731 RI
Self-reported in NPPES; status is on the state search - Practice location
- 245 Chapman St Ste 100, Providence, RI 02905
- Phone
- (401) 444-6118
- Enumerated
- Jun 2, 2021
- Record last updated
- Jul 27, 2026
- Fax
- (401) 444-8804
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,033 in Rhode Island → Look up another NPI →
Also registered at 245 Chapman St Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Gabrielle Montalbano, MDInternal Medicine Physician1417706367
- Chineme OnwubuekeStudent in an Organized Health Care Education/Training Program1346039450
Verify Lillian Seo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license MD20731Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average internal medicine physician in 2024
541 Medicare Part D claims for 51 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 29 claims were for opioids.
Most prescribed
- Pregabalin22 claims
- Albuterol Sulfate Hfa19 claims
- Lisinopril19 claims
- Trazodone Hcl19 claims
- Gabapentin18 claims
- Amlodipine Besylate16 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.
Lillian Seo among 1,033 internal medicine physician records in Rhode Island
Lillian Seo, MD is one of 1,033 internal medicine physician records with a practice address in Rhode Island. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 77% of them.
- NPI issued2021 · 77% of these records are older, 19% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2026 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
511 internal medicine physician records list a practice address in Providence
They are 511 of the 9,647 NPPES records with a practice address in Providence, and 1,033 internal medicine physician records in Rhode Island.
All 1,033 in Rhode Island → Every provider in Providence → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lynn Bowlby, MDProvidence, RI 029051588611123
- Elizabeth De Jesus, M.D.Cranston, RI 029051134206360
- Rinchen-Tzo Emgushov, MDProvidence, RI 029051760477962
- Jonathan Gates, MDProvidence, RI 029051922060466
- Amy Goldfarb, MDProvidence, RI 029051629063847
- Levis Guzman, MDProvidence, RI 029051154363695
- Carla Martin, MDProvidence, RI 029051376528794
- Niharika Mehta, MDProvidence, RI 029051558394833
Common questions
What is Lillian Seo, MD's NPI number?
Lillian Seo, MD's National Provider Identifier (NPI) is 1326614132, issued on Jun 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Lillian Seo, MD located?
The NPPES record lists a practice address at 245 Chapman St Ste 100, Providence, RI, 02905. Phone: (401) 444-6118. Providers update this record themselves, so call before visiting.
How can I verify Lillian Seo, MD's license?
NPPES lists Rhode Island license number MD20731, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lillian Seo, MD prescribe under Medicare Part D?
In 2024, Lillian Seo, MD had 541 Medicare Part D claims for 51 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.