NPPES file of Aug 9, 2026

Julieta Maria Munoz Mejia, MBBS

Internal Medicine Physician · Derby, CT

Julieta Maria Munoz Mejia, MBBS is an internal medicine physician with a practice address in Derby, Connecticut, and NPI 1972957090, issued on Apr 14, 2016. Check the license (Connecticut 63942, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1972957090
Name
Julieta Maria Munoz Mejia
Credential
MBBS
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
63942 CT
Self-reported in NPPES; status is on the state search
Practice location
Griffin Hospital, Derby, CT 06418
Phone
(773) 677-5957
Enumerated
Apr 14, 2016
Record last updated
Nov 21, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20221110002582); accepts Medicare assignment
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 Griffin Hospital

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

  1. Kimberly Kozlowski, LCSWClinical Social Worker1821295817
  2. Felicia Lafome, MSWMental Health Counselor1194257667
  3. Deborah Mar, LCSWClinical Social Worker1255500955
  4. Mahreen Rashid, APRNPsychiatric/Mental Health Nurse Practitioner1396393146

Verify Julieta Maria Munoz Mejia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 63942
    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 Connecticut 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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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

33 Medicare Part D claims for 13 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Julieta Munoz Mejia33
  2. Specialty average3,176

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): 97.6 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 score86.5
  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. Monument Health Rapid City Hospital IncRapid City, SD

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

Julieta Maria Munoz Mejia among 2,623 internal medicine physician records in Connecticut

Julieta Maria Munoz Mejia, MBBS is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 77% of them.

  • NPI issued2016 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2013 · median 2004 among the 1,646 with a school on file
  • Record last updated2019 · 61% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

47 internal medicine physician records list a practice address in Derby

They are 47 of the 453 NPPES records with a practice address in Derby, and 2,623 internal medicine physician records in Connecticut.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Kanwardeep Arora, MDDerby, CT 064181508026428
  2. Earl Baker, MDDerby, CT 064181265635148
  3. Frederick Browne, MDDerby, CT 064181588641955
  4. Seema Dsouza, M.D.Derby, CT 064181851373187
  5. Robert Hyde, MDDerby, CT 064181902011885
  6. David Katz, MDDerby, CT 064181528138435
  7. Michael KesslerDerby, CT 064181770672180
  8. Gail Labadia, M.D.Derby, CT 064181649202144

Common questions

What is Julieta Maria Munoz Mejia, MBBS's NPI number?

Julieta Maria Munoz Mejia, MBBS's National Provider Identifier (NPI) is 1972957090, issued on Apr 14, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Julieta Maria Munoz Mejia, MBBS located?

The NPPES record lists a practice address at Griffin Hospital, Derby, CT, 06418. Phone: (773) 677-5957. Providers update this record themselves, so call before visiting.

How can I verify Julieta Maria Munoz Mejia, MBBS's license?

NPPES lists Connecticut license number 63942, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Julieta Maria Munoz Mejia, MBBS prescribe under Medicare Part D?

In 2024, Julieta Maria Munoz Mejia, MBBS had 33 Medicare Part D claims for 13 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Julieta Maria Munoz Mejia, MBBS's MIPS final score?

The 2023 MIPS final score is 97.6 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.