NPPES file of Aug 9, 2026

Mark Darlington Wieland, MD

Student in an Organized Health Care Education/Training Program · Baltimore, MD

Mark Darlington Wieland, MD is a student in an organized health care education/training program with a practice address in Baltimore, Maryland, and NPI 1225767387, issued on Jun 6, 2022. Check the license with the Maryland board that licenses this profession; 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
1225767387
Name
Mark Darlington Wieland
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
201 E University Pkwy, Baltimore, MD 21218
Phone
(410) 554-2857
Enumerated
Jun 6, 2022
Record last updated
Jun 6, 2022
Fax
(410) 554-4326
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 201 E University Pkwy

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

  1. Jessica Addis, DPTPhysical Therapist1457675381
  2. Kehinde Adedulu, NPFamily Nurse Practitioner1821856642
  3. Biplov AdhikariStudent in an Organized Health Care Education/Training Program1780256800
  4. Yehudah Adler, PMHNPPsychiatric/Mental Health Nurse Practitioner1750124210
  5. Anup AgarwalInternal Medicine Physician1366844722
  6. Moses Agbonavbare, PA-CSurgical Physician Assistant1578225439

Verify Mark Darlington Wieland in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck 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
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93% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

13 Medicare Part D claims for 12 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Mark Wieland13
  2. Specialty average185

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.

Mark Darlington Wieland among 5,632 student in an organized health care education/training program records in Maryland

Mark Darlington Wieland, MD is one of 5,632 student in an organized health care education/training program records with a practice address in Maryland. 26% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 30% of them.

  • NPI issued2022 · 30% of these records are older, 62% newer
  • In a Medicare fileYes · 26% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2022 · 24% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4,028 student in an organized health care education/training program records list a practice address in Baltimore

They are 4,028 of the 35,183 NPPES records with a practice address in Baltimore, and 5,632 student in an organized health care education/training program records in Maryland.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Shadi Al Bahri, MDBaltimore, MD 212181447489380
  2. Abdullah AlawadBaltimore, MD 212181285058529
  3. Karim Chahine, MDBaltimore, MD 212181750537429
  4. Marcela Davalos Bichara, M.D.Baltimore, MD 212181477997286
  5. Trude FosterBaltimore, MD 212181649533449
  6. Mohammadali Habibi, M.D.Baltimore, MD 212181417274820
  7. Preston Jones, MDBaltimore, MD 212181417138934
  8. Arleen Lamba, MDBaltimore, MD 212181396927778

Common questions

What is Mark Darlington Wieland, MD's NPI number?

Mark Darlington Wieland, MD's National Provider Identifier (NPI) is 1225767387, issued on Jun 6, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Mark Darlington Wieland, MD located?

The NPPES record lists a practice address at 201 E University Pkwy, Baltimore, MD, 21218. Phone: (410) 554-2857. Providers update this record themselves, so call before visiting.

How can I verify Mark Darlington Wieland, MD's license?

Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Darlington Wieland, MD prescribe under Medicare Part D?

In 2024, Mark Darlington Wieland, MD had 13 Medicare Part D claims for 12 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.