NPPES file of Aug 9, 2026

Juan M. Perez Velazquez, M.D.

Infectious Disease Physician · Worcester, MA

Juan M. Perez Velazquez, M.D. is an infectious disease physician with a practice address in Worcester, Massachusetts, and NPI 1386871010, issued on Jun 21, 2009. Check the license (Massachusetts 257893, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386871010
Name
Juan M. Perez Velazquez
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
257893 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Lake Ave N, Worcester, MA 01655
Phone
(774) 441-8230
Enumerated
Jun 21, 2009
Record last updated
Dec 5, 2025
Medicaid ID
110038267A MA
Medicare enrollment
Enrolled (PECOS I20140717000223); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 55 Lake Ave N

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

  1. Nawal Aamir, MDInternal Medicine Physician1588248926
  2. Amarys Abadie, CRNACertified Registered Nurse Anesthetist1992936843
  3. Paula Abate, NPNurse Practitioner1336265909
  4. Aly AbayazeedDiagnostic Radiology Physician1821221946
  5. Zainab AbbasDermatology Physician1609028000
  6. Mary-Alice Abbott, MDClinical Genetics (M.D.) Physician1982799417

Verify Juan M. Perez Velazquez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 257893
    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 Massachusetts 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.

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23% more Medicare Part D claims than the average infectious disease physician in 2024

849 Medicare Part D claims for 97 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims. 19 claims were for opioids.

  1. Juan Perez Velazquez849
  2. Specialty average689

Most prescribed

  1. Biktarvy92 claims
  2. Genvoya55 claims
  3. Omeprazole32 claims
  4. Gabapentin31 claims
  5. Lisinopril27 claims
  6. Triumeq27 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 MIPS final score for 2023 (Medicare payment program): 97 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 score78.1
  2. Costnot scored (reweighted)
  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).

Bills Medicare through one group practice

  1. Umass Memorial Medical Group IncWorcester, MA

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

Juan M. Perez Velazquez among 487 infectious disease physician records in Massachusetts

Juan M. Perez Velazquez, M.D. is one of 487 infectious disease physician records with a practice address in Massachusetts. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 68% of them.

  • NPI issued2009 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2009 · median 2003 among the 296 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Massachusetts

There are 487 infectious disease physician records in Massachusetts.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Neil Blacklow, M.D.Worcester, MA 016551982686028
  2. Sarah Cheeseman, M.D.Worcester, MA 016551538142112
  3. Laura Gibson, M.D.Worcester, MA 016551801877535
  4. Richard Glew, M.D.Worcester, MA 016551063495547
  5. Douglas Golenbock, M.D.Worcester, MA 016551467435917
  6. Thomas Greenough, M.D.Worcester, MA 016551184607665
  7. Stuart Levitz, M.D.Worcester, MA 016551982681615
  8. Daniel Libraty, M.D.Worcester, MA 016551255314100

Common questions

What is Juan M. Perez Velazquez, M.D.'s NPI number?

Juan M. Perez Velazquez, M.D.'s National Provider Identifier (NPI) is 1386871010, issued on Jun 21, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Juan M. Perez Velazquez, M.D. located?

The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (774) 441-8230. Providers update this record themselves, so call before visiting.

How can I verify Juan M. Perez Velazquez, M.D.'s license?

NPPES lists Massachusetts license number 257893, as entered by the provider. 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 Juan M. Perez Velazquez, M.D. prescribe under Medicare Part D?

In 2024, Juan M. Perez Velazquez, M.D. had 849 Medicare Part D claims for 97 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

What is Juan M. Perez Velazquez, M.D.'s MIPS final score?

The 2023 MIPS final score is 97 of 100. 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.