NPPES file of Aug 9, 2026

Nina Delaney Wagner-Johnston, MD

Medical Oncology Physician · Baltimore, MD

Nina Delaney Wagner-Johnston, MD is a medical oncology physician with a practice address in Baltimore, Maryland, and NPI 1255488201, issued on Jan 4, 2007. Check the license 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
1255488201
Name
Nina Delaney Wagner-Johnston
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
2008016540 MO
Self-reported in NPPES; status is on the state search
Practice location
1800 Orleans St, Baltimore, MD 21287
Phone
(314) 747-1171
Enumerated
Jan 4, 2007
Record last updated
Jan 12, 2026
Fax
(314) 362-3192
Medicare enrollment
Enrolled (PECOS I20241028001622); may accept Medicare assignment
Medical or professional school
University Of Chicago, Pritzker School Of Medicine, 2003
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 1800 Orleans St

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

  1. Kara AbarcarEmergency Medicine Physician1285195123
  2. Catherine Abbot, CRNPStudent in an Organized Health Care Education/Training Program1942093810
  3. Ahamed Akmal Abdul Rahman Lebbe, MDStudent in an Organized Health Care Education/Training Program1255208427
  4. Arielle AbovichStudent in an Organized Health Care Education/Training Program1972122703
  5. Luis Acosta, MDStudent in an Organized Health Care Education/Training Program1922859537
  6. Nihmotallahi Adebayo, MDStudent in an Organized Health Care Education/Training Program1033058334

Verify Nina Delaney Wagner-Johnston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck 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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45% fewer Medicare Part D claims than the average medical oncology physician in 2024

384 Medicare Part D claims for 52 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims. 26 claims were for opioids.

  1. Nina Wagner-Johnston384
  2. Specialty average703

Most prescribed

  1. Calquence42 claims
  2. Brukinsa40 claims
  3. Jaypirca27 claims
  4. Prednisone27 claims
  5. Venclexta27 claims
  6. Valacyclovir24 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): 74.4 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 score64.7
  2. Costout of 100 · 30%52.4
  3. Promoting interoperabilityout of 100 · 25%97.0
  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: $15,365.70

15 payments; by number, the most common kind was travel and lodging; the largest payer was F. Hoffmann-La Roche AG. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nina Wagner-Johnston$15,366
  2. Specialty average$11,773

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 UniversityBaltimore, MD

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

Nina Delaney Wagner-Johnston among 224 medical oncology physician records in Maryland

Nina Delaney Wagner-Johnston, MD is one of 224 medical oncology physician records with a practice address in Maryland. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.

  • NPI issued2007 · 47% of these records are older, 44% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2003 · median 2000 among the 128 with a school on file
  • Record last updated2026 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Maryland

There are 224 medical oncology physician records in Maryland.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Richard Ambinder, M.D.Baltimore, MD 212871528022407
  2. Mary Armanios, M.D.Baltimore, MD 212871588628390
  3. Atul Bedi, M.D.Baltimore, MD 212871760447114
  4. Julie Brahmer, M.D.Baltimore, MD 212871982661989
  5. Patrick Brown, M.D.Baltimore, MD 212871154389633
  6. Michael Carducci, M.D.Baltimore, MD 212871952369977
  7. Allen Chen, M.D.Baltimore, MD 212871114976065
  8. Curt Civin, M.D.Baltimore, MD 212871962453076

Common questions

What is Nina Delaney Wagner-Johnston, MD's NPI number?

Nina Delaney Wagner-Johnston, MD's National Provider Identifier (NPI) is 1255488201, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Nina Delaney Wagner-Johnston, MD located?

The NPPES record lists a practice address at 1800 Orleans St, Baltimore, MD, 21287. Phone: (314) 747-1171. Providers update this record themselves, so call before visiting.

How can I verify Nina Delaney Wagner-Johnston, MD's license?

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 Nina Delaney Wagner-Johnston, MD prescribe under Medicare Part D?

In 2024, Nina Delaney Wagner-Johnston, MD had 384 Medicare Part D claims for 52 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

What is Nina Delaney Wagner-Johnston, MD's MIPS final score?

The 2023 MIPS final score is 74.4 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.