Registry data as of Aug 27, 2026

Sebastian John, M.D.

Internal Medicine Physician · Baltimore, MD

Sebastian John, M.D. is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1760590400, issued on Aug 25, 2006. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1760590400
Name
Sebastian John
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
3023 Eastern Ave, Baltimore, MD 21224
Phone
(410) 732-9317
Enumerated
Aug 25, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Sebastian John in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

3.4 times the Medicare Part D claims of the average internal medicine physician in 2024

9,368 Medicare Part D claims for 428 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 768 claims were for opioids.

  1. Sebastian John9,368
  2. Specialty average2,785

Most prescribed

  1. Losartan Potassium470 claims
  2. Atorvastatin Calcium409 claims
  3. Oxycodone Hcl344 claims
  4. Rosuvastatin Calcium338 claims
  5. Metoprolol Succinate334 claims
  6. Pravastatin Sodium321 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 Medicare quality score for 2023: 87.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.8
  2. Costout of 100 · 30%76.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $40.35

2 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sebastian John$40.35
  2. Specialty average$2,536.66

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Maryland Family Care IncBaltimore, MD

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

1,495 internal medicine physician records list a Baltimore practice address

They are 1,495 of the 35,183 NPPES records with a Baltimore practice address, and 4,220 internal medicine physician records in Maryland.

Other internal medicine physician records in Maryland

  1. Joshua Aaron, MDElkton, MD1396703351
  2. Alina Aasim, M.D.Baltimore, MD1174057905
  3. Eduardo Abarca Rojas, M.D.Parkville, MD1538447628
  4. Rasheed Abassi, M.D.Clinton, MD1376608620
  5. Shastine Abate, MDBaltimore, MD1922199405
  6. Ghulam Abbas, MDFrederick, MD1477658045
  7. Hashim AbbasBaltimore, MD1396171070
  8. Shamima Abbas, MDKensington, MD1750445896
  9. Nourelhuda Abbas Hamed, MDSilver Spring, MD1699339473
  10. Arsalan Abbasi, MDWestminster, MD1942762604

Common questions

What is Sebastian John, M.D.'s NPI number?

Sebastian John, M.D.'s National Provider Identifier (NPI) is 1760590400, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sebastian John, M.D. located?

The NPPES record lists a practice address at 3023 Eastern Ave, Baltimore, MD, 21224. Phone: (410) 732-9317. Providers update this record themselves, so call before visiting.

How can I verify Sebastian John, M.D.'s license?

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 Sebastian John, M.D. prescribe under Medicare Part D?

In 2024, Sebastian John, M.D. had 9,368 Medicare Part D claims for 428 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Sebastian John, M.D.'s Medicare quality score?

The 2023 MIPS final score is 87.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.