NPPES file of Aug 9, 2026

Maria L. Collazo-Clavell, M.D.

Endocrinology, Diabetes & Metabolism Physician · Rochester, MN

Maria L. Collazo-Clavell, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Rochester, Minnesota, and NPI 1457339673, issued on Jan 6, 2006. Check the license (Minnesota 32604, as entered in NPPES) on the Minnesota Board of Medical Practice; 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
1457339673
Name
Maria L. Collazo-Clavell
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
32604 MN
Self-reported in NPPES; status is on the state search
Practice location
200 1St St SW, Rochester, MN 55905
Phone
(507) 284-2511
Enumerated
Jan 6, 2006
Record last updated
Apr 10, 2026
Medicare enrollment
Enrolled (PECOS I20100224000937); accepts Medicare assignment
Medical or professional school
Ponce School Of Medicine, 1988
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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8 nearest endocrinology, diabetes & metabolism physician records → All 203 in Minnesota → Look up another NPI →

Also registered at 200 1St St SW

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

  1. Timothy Aadland, M.D.Diagnostic Radiology Physician1780662783
  2. Christopher Aakre, MDInternal Medicine Physician1508151663
  3. Kathryn Aaro, P.T.Physical Therapist1619360666
  4. Danielle Aase, MDReproductive Endocrinology Physician1316524135
  5. Uzoamaka Abajue, PHARMDPharmacist1982335295
  6. Francisco Abarca Rendon, MDIndependent Medical Examiner Physician1790096246

Verify Maria L. Collazo-Clavell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 32604    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 Minnesota license search

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92% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

214 Medicare Part D claims for 44 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.

  1. Maria Collazo-Clavell214
  2. Specialty average2,630

Most prescribed

  1. Ozempic42 claims
  2. Mounjaro33 claims
  3. Metformin Hcl16 claims
  4. Metformin Hcl Er13 claims
  5. Lantus Solostar11 claims
  6. Ultra-Fine Short Pen Needle11 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. Mayo ClinicRochester, MN

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

Maria L. Collazo-Clavell among 203 endocrinology, diabetes & metabolism physician records in Minnesota

Maria L. Collazo-Clavell, M.D. is one of 203 endocrinology, diabetes & metabolism physician records with a practice address in Minnesota. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 48% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1988 · median 2003 among the 142 with a school on file
  • Record last updated2026 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Minnesota

There are 203 endocrinology, diabetes & metabolism physician records in Minnesota.

All 203 in Minnesota → Every provider in Rochester → Endocrinology, Diabetes & Metabolism Physician nationwide →

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Haitham Abu Lebdeh, M.D.Rochester, MN 559051942286802
  2. Michael Brennan, M.D.Rochester, MN 559051306822382
  3. Paul Carpenter, M.D.Rochester, MN 559051629054424
  4. Maria Castro, M.D.Rochester, MN 559051598741589
  5. Bart Clarke, M.D.Rochester, MN 559051346226321
  6. Vahab Fatourechi, M.D.Rochester, MN 559051356327746
  7. Hossein Gharib, M.D.Rochester, MN 559051265419501
  8. Daniel Hurley, M.D.Rochester, MN 559051427034222

Common questions

What is Maria L. Collazo-Clavell, M.D.'s NPI number?

Maria L. Collazo-Clavell, M.D.'s National Provider Identifier (NPI) is 1457339673, issued on Jan 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maria L. Collazo-Clavell, M.D. located?

The NPPES record lists a practice address at 200 1St St SW, Rochester, MN, 55905. Phone: (507) 284-2511. Providers update this record themselves, so call before visiting.

How can I verify Maria L. Collazo-Clavell, M.D.'s license?

NPPES lists Minnesota license number 32604, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maria L. Collazo-Clavell, M.D. prescribe under Medicare Part D?

In 2024, Maria L. Collazo-Clavell, M.D. had 214 Medicare Part D claims for 44 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.