Philip Seo, MD, MHS
Rheumatology Physician · Baltimore, MD
Philip Seo, MD, MHS is a rheumatology physician with a practice address in Baltimore, Maryland, and NPI 1225084130, issued on May 25, 2006. Check the license (Maryland D56019, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Philip Seo
- Credential
- MD, MHS
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- D56019 MD
Self-reported in NPPES; status is on the state search - Practice location
- 5501 Hopkins Bayview Cir, Baltimore, MD 21224
- Phone
- (410) 550-6813
- Enumerated
- May 25, 2006
- Record last updated
- Feb 18, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 905500200 MD
- Medicare enrollment
- Enrolled (PECOS I20041112000035); may accept Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 214 in Maryland → Look up another NPI →
Also registered at 5501 Hopkins Bayview Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Richard Bennett, M.D.Internal Medicine Physician1184680589
- Laura Cappelli, M.D.Rheumatology Physician1225273840
Verify Philip Seo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D56019Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average rheumatology physician in 2024
194 Medicare Part D claims for 21 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone47 claims
- Methotrexate24 claims
- Azathioprine20 claims
- Sulfamethoxazole-Trimethoprim11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $4,902.67
9 payments; by number, the most common kind was travel and lodging; the largest payer was GlaxoSmithKline, LLC. The 4,486 providers of this specialty with any payment received $8,538.33 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
- Johns Hopkins UniversityBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Philip Seo among 214 rheumatology physician records in Maryland
Philip Seo, MD, MHS is one of 214 rheumatology physician records with a practice address in Maryland. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 53% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1997 · median 2001 among the 132 with a school on file
- Record last updated2013 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Maryland
There are 214 rheumatology physician records in Maryland.
All 214 in Maryland → Every provider in Baltimore → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Brendan Antiochos, M.D.Baltimore, MD 212241174799092
- Alan Baer, MDBaltimore, MD 212241730155607
- Clifton BinghamBaltimore, MD 212241972569655
- Laura Cappelli, M.D.Baltimore, MD 212241225273840
- Miriam Cohen, M.D.Baltimore, MD 212241548291719
- Brendan DenvirBaltimore, MD 212241811517071
- Timothy Kaniecki, MDBaltimore, MD 212241063070928
- Rebecca Manno, M.D.Baltimore, MD 212241871717652
Common questions
What is Philip Seo, MD, MHS's NPI number?
Philip Seo, MD, MHS's National Provider Identifier (NPI) is 1225084130, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Philip Seo, MD, MHS located?
The NPPES record lists a practice address at 5501 Hopkins Bayview Cir, Baltimore, MD, 21224. Phone: (410) 550-6813. Providers update this record themselves, so call before visiting.
How can I verify Philip Seo, MD, MHS's license?
NPPES lists Maryland license number D56019, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Philip Seo, MD, MHS prescribe under Medicare Part D?
In 2024, Philip Seo, MD, MHS had 194 Medicare Part D claims for 21 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Philip Seo, MD, MHS's MIPS final score?
The 2023 MIPS final score is 74.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.