Teresa Llorens, M.D.
Internal Medicine Physician · Rowley, MA
Teresa Llorens, M.D. is an internal medicine physician with a practice address in Rowley, Massachusetts, and NPI 1861643769, issued on Oct 9, 2008. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Teresa Llorens
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 036-122679 IL
036.122679 IL
Self-reported in NPPES; status is on the state search - Practice location
- 414 Haverhill St, Rowley, MA 01969
- Phone
- (877) 379-5522
- Enumerated
- Oct 9, 2008
- Record last updated
- Aug 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090723000200); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2005
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 414 Haverhill St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Teresa Llorens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,701 Medicare Part D claims for 296 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Atorvastatin Calcium184 claims
- Amlodipine Besylate99 claims
- Lisinopril90 claims
- Levothyroxine Sodium88 claims
- Omeprazole80 claims
- Eliquis66 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
- Cook CountyChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Teresa Llorens among 6,825 internal medicine physician records in Massachusetts
Teresa Llorens, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 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 2008, is newer than 55% of them.
- NPI issued2008 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2005 · median 2004 among the 4,103 with a school on file
- Record last updated2021 · 64% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 internal medicine physician record lists a practice address in Rowley
They are 1 of the 79 NPPES records with a practice address in Rowley, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Rowley → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kathleen Ayers, MDSalem, MA 019701780630442
- Michael Burton-Williams, MDSalem, MA 019701033169214
- Gary Cohen, MDSalem, MA 019701598711251
- Paul Dardeno, MDSalem, MA 019701336195106
- Judith Fokum, MDSalem, MA 019701659352813
- Patrick Gordan, MDSalem, MA 019701043297070
- Maurice Greenbaum, MDSalem, MA 019701508812413
- Joseph Karpicz, M.D.Salem, MA 019701144294935
Common questions
What is Teresa Llorens, M.D.'s NPI number?
Teresa Llorens, M.D.'s National Provider Identifier (NPI) is 1861643769, issued on Oct 9, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Teresa Llorens, M.D. located?
The NPPES record lists a practice address at 414 Haverhill St, Rowley, MA, 01969. Phone: (877) 379-5522. Providers update this record themselves, so call before visiting.
How can I verify Teresa Llorens, M.D.'s license?
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 Teresa Llorens, M.D. prescribe under Medicare Part D?
In 2024, Teresa Llorens, M.D. had 1,701 Medicare Part D claims for 296 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.