NPPES file of Aug 9, 2026

Gregory Mendez, MD

Adult Reconstructive Orthopaedic Surgery Physician · Baltimore, MD

Gregory Mendez, MD is an adult reconstructive orthopaedic surgery physician with a practice address in Baltimore, Maryland, and NPI 1528598331, issued on Jun 14, 2017. Check the license (Maryland D0094521, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528598331
Name
Gregory Mendez
Credential
MD
Primary taxonomy
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X
License number
D0094521 MD
Self-reported in NPPES; status is on the state search
Practice location
301 Saint Paul St, Baltimore, MD 21202
Phone
(410) 539-2227
Enumerated
Jun 14, 2017
Record last updated
Jul 6, 2022
Medicare enrollment
Enrolled (PECOS I20220802002045); 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 301 Saint Paul St

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

  1. Henrietta Akintoye, MDObstetrics & Gynecology Physician1992148472
  2. Mary Alexander, PTAPhysical Therapy Assistant1245451517
  3. Katherine Amundson, M.D.Anesthesiology Physician1457417628
  4. Rochelle Arbuah-Aning, MDObstetrics & Gynecology Physician1508228578
  5. Mehtap Aygun, M.D.Gynecology Physician1649316076
  6. Kevin Babb, MDEmergency Medicine Physician1780729558

Verify Gregory Mendez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0094521
    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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76% fewer Medicare Part D claims than the average adult reconstructive orthopaedic surgery physician in 2024

139 Medicare Part D claims for 66 beneficiaries, against an average of 579 among the 1,112 providers of this specialty who prescribed in Part D. 92 claims were for opioids.

  1. Gregory Mendez139
  2. Specialty average579

Most prescribed

  1. Hydrocodone-Acetaminophen25 claims
  2. Oxycodone Hcl25 claims
  3. Oxycodone-Acetaminophen24 claims
  4. Meloxicam14 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 practice group's MIPS final score for 2023 (Medicare payment program): 83.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score69.7
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $420.25

2 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 1,060 providers of this specialty with any payment received $68,015.27 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Mendez$420
  2. Specialty average$68,015

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. St Paul Place Specialists, Inc.Baltimore, MD

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

Gregory Mendez among 36 adult reconstructive orthopaedic surgery physician records in Maryland

Gregory Mendez, MD is one of 36 adult reconstructive orthopaedic surgery physician records with a practice address in Maryland. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 81% of them.

  • NPI issued2017 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2016 · median 2009 among the 29 with a school on file
  • Record last updated2022 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0114X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Reconstructive Orthopaedic Surgery Physician providers in Maryland

There are 36 adult reconstructive orthopaedic surgery physician records in Maryland.

The 8 adult reconstructive orthopaedic surgery physician records with the nearest ZIP codes

  1. Marissa Bonyun, MD, MED, FRCSCBaltimore, MD 212011790338341
  2. John Steele, M.D.Towson, MD 212041881057131
  3. Peter JayBaltimore, MD 212091891783114
  4. Avigdor Niv, MDBaltimore, MD 212091346361524
  5. Michael Mont, M.D.Baltimore, MD 212151679516751
  6. James Nace, D.O.Baltimore, MD 212151528219334
  7. Pablo Wagner, M.D.Baltimore, MD 212151235570839
  8. Grant DuvallBaltimore, MD 212181629538392

Common questions

What is Gregory Mendez, MD's NPI number?

Gregory Mendez, MD's National Provider Identifier (NPI) is 1528598331, issued on Jun 14, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Mendez, MD located?

The NPPES record lists a practice address at 301 Saint Paul St, Baltimore, MD, 21202. Phone: (410) 539-2227. Providers update this record themselves, so call before visiting.

How can I verify Gregory Mendez, MD's license?

NPPES lists Maryland license number D0094521, 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 Gregory Mendez, MD prescribe under Medicare Part D?

In 2024, Gregory Mendez, MD had 139 Medicare Part D claims for 66 beneficiaries; the average among adult reconstructive orthopaedic surgery physician prescribers was 579. Part D covers Medicare prescriptions only.

What is Gregory Mendez, MD's MIPS final score?

The 2023 MIPS final score is 83.3 of 100, reported for the practice group. 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.