NPPES file of Aug 9, 2026

Brett Colton Parker, M.D.

Surgery Physician · Baltimore, MD

Brett Colton Parker, M.D. is a surgery physician with a practice address in Baltimore, Maryland, and NPI 1063831865, issued on Apr 9, 2014. Check the license (Maryland D90127, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063831865
Name
Brett Colton Parker
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
D90127 MD
Self-reported in NPPES; status is on the state search
Practice location
600 N Wolfe St, Baltimore, MD 21287
Phone
(410) 955-5000
Enumerated
Apr 9, 2014
Record last updated
Oct 14, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201021002623); may accept 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 600 N Wolfe St

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

  1. Abdulrahman Abodarahim, MBBCHOphthalmology Physician1770182560
  2. Aida Abou-ZamzamStudent in an Organized Health Care Education/Training Program1891456034
  3. Mya AbousyStudent in an Organized Health Care Education/Training Program1700422169
  4. Christopher Abularrage, MDVascular Surgery Physician1063675908
  5. Sahaja Acharya, M.D.Radiation Oncology Physician1639436603
  6. Stephen Achuff, M.D.Cardiovascular Disease Physician1326001033

Verify Brett Colton Parker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D90127
    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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12% more Medicare Part D claims than the average surgery physician in 2024

165 Medicare Part D claims for 83 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 61 claims were for opioids.

  1. Brett Parker165
  2. Specialty average147

Most prescribed

  1. Oxycodone Hcl56 claims
  2. Ondansetron Odt50 claims
  3. Pantoprazole Sodium13 claims
  4. Omeprazole12 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.

Industry payments in 2024: $14,869.77

12 payments; by number, the most common kind was food and beverage; the largest payer was Endogastric Solutions, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brett Parker$14,870
  2. Specialty average$3,514

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

Bills Medicare through 2 group practices

  1. Johns Hopkins UniversityWashington, DC
  2. Johns Hopkins UniversityWashington, DC

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

Brett Colton Parker among 672 surgery physician records in Maryland

Brett Colton Parker, M.D. is one of 672 surgery physician records with a practice address in Maryland. 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 2014, is newer than 77% of them.

  • NPI issued2014 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2014 · median 2003 among the 385 with a school on file
  • Record last updated2020 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Maryland

There are 672 surgery physician records in Maryland.

The 8 surgery physician records with the nearest ZIP codes

  1. Charles Balch, M.D.Baltimore, MD 212871477518645
  2. Bill Baumgartner, M.D.Baltimore, MD 212871639135411
  3. Malcolm Brock, M.D.Baltimore, MD 212871396702635
  4. John Cameron, M.D.Baltimore, MD 212871053379305
  5. Andrew Cameron, M.D.Baltimore, MD 212871952354383
  6. Paul Colombani, M.D.Baltimore, MD 212871134198559
  7. David Efron, M.D.Baltimore, MD 212871437190063
  8. Susan Gearhart, M.D.Baltimore, MD 212871245277029

Common questions

What is Brett Colton Parker, M.D.'s NPI number?

Brett Colton Parker, M.D.'s National Provider Identifier (NPI) is 1063831865, issued on Apr 9, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Brett Colton Parker, M.D. located?

The NPPES record lists a practice address at 600 N Wolfe St, Baltimore, MD, 21287. Phone: (410) 955-5000. Providers update this record themselves, so call before visiting.

How can I verify Brett Colton Parker, M.D.'s license?

NPPES lists Maryland license number D90127, 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 Brett Colton Parker, M.D. prescribe under Medicare Part D?

In 2024, Brett Colton Parker, M.D. had 165 Medicare Part D claims for 83 beneficiaries; the average among surgery physician prescribers was 147. 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.