NPPES file of Aug 9, 2026

Emil G. Thattassery, M.D.

Internal Medicine Physician · Halethorpe, MD

Emil G. Thattassery, M.D. is an internal medicine physician with a practice address in Halethorpe, Maryland, and NPI 1386750222, issued on Aug 22, 2006. Check the license (Maryland D69842, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386750222
Name
Emil G. Thattassery
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
D69842 MD
239469 NY
Self-reported in NPPES; status is on the state search
Practice location
1701 Twin Springs Road, Halethorpe, MD 21227
Phone
(410) 737-5260
Enumerated
Aug 22, 2006
Record last updated
May 31, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(410) 737-5265
Medicare enrollment
Enrolled (PECOS I20101208001230); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 2003
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1701 Twin Springs Road

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ina LloshiAmbulatory Care Pharmacist1427550912

Verify Emil G. Thattassery in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D69842
    Check 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

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2% fewer Medicare Part D claims than the average internal medicine physician in 2024

3,101 Medicare Part D claims for 708 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Emil Thattassery3,101
  2. Specialty average3,176

Most prescribed

  1. Furosemide373 claims
  2. Jardiance273 claims
  3. Metoprolol Succinate224 claims
  4. Amiodarone Hcl168 claims
  5. Spironolactone163 claims
  6. Entresto147 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

  1. Kaiser Foundation Health Plan OF The Mid Atlantic States, IncHalethorpe, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

9 internal medicine physician records list a practice address in Halethorpe

They are 9 of the 167 NPPES records with a practice address in Halethorpe, and 3,904 internal medicine physician records in Maryland.

Other internal medicine physician records in Maryland

  1. Eduardo Abarca Rojas, M.D.Parkville, MD1538447628
  2. Rasheed Abassi, M.D.Clinton, MD1376608620
  3. Ghulam Abbas, MDFrederick, MD1477658045
  4. Shamima Abbas, MDKensington, MD1750445896
  5. Nourelhuda Abbas Hamed, MDSilver Spring, MD1699339473
  6. Arsalan Abbasi, MDWestminster, MD1942762604
  7. Hamdi AbdeenGaithersburg, MD1245972413
  8. Mukemil Abdella, M.D.Glenn Dale, MD1871603381
  9. Suzan Abdo, MDClarksville, MD1588631824
  10. Madeeha Abdul GhaffarElkton, MD1194276063

Common questions

What is Emil G. Thattassery, M.D.'s NPI number?

Emil G. Thattassery, M.D.'s National Provider Identifier (NPI) is 1386750222, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Emil G. Thattassery, M.D. located?

The NPPES record lists a practice address at 1701 Twin Springs Road, Halethorpe, MD, 21227. Phone: (410) 737-5260. Providers update this record themselves, so call before visiting.

How can I verify Emil G. Thattassery, M.D.'s license?

NPPES lists Maryland license number D69842, 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 Emil G. Thattassery, M.D. prescribe under Medicare Part D?

In 2024, Emil G. Thattassery, M.D. had 3,101 Medicare Part D claims for 708 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.