NPPES file of Aug 9, 2026

John Wiley, M.D.

Pulmonary Disease Physician · Glen Burnie, MD

John Wiley, M.D. is a pulmonary disease physician with a practice address in Glen Burnie, Maryland, and NPI 1720043755, issued on Apr 20, 2006. Check the license (Maryland D0042388, 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
1720043755
Name
John Wiley
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License numbers
D0042388 MD
D42388 MD
Self-reported in NPPES; status is on the state search
Practice location
305 Hospital Dr, Glen Burnie, MD 21061
Phone
(410) 768-3701
Enumerated
Apr 20, 2006
Record last updated
Sep 18, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(410) 766-0881
Medicare enrollment
Enrolled (PECOS I20040726001131); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 1989
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 305 Hospital Dr

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

  1. Katharine Bisordi, MS, MGC, CGCGenetic Counselor (M.S.)1982010617
  2. Dorothy Boo, M.D.Therapeutic Radiology Physician1821280058
  3. Wendla Citron, M.D.Radiation Oncology Physician1477588846
  4. Grace Kim, PHARMDOncology Pharmacist1336927417
  5. Dan KunaprayoonRadiation Oncology Physician1043449762
  6. Jill Logan, PHARMDPharmacist1053751867

Verify John Wiley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0042388
    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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58% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

597 Medicare Part D claims for 108 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 71% of claims.

  1. John Wiley597
  2. Specialty average1,425

Most prescribed

  1. Trelegy Ellipta136 claims
  2. Albuterol Sulfate Hfa88 claims
  3. Breztri Aerosphere79 claims
  4. Prednisone42 claims
  5. Montelukast Sodium36 claims
  6. Breo Ellipta35 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: $45.92

2 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Wiley$45.92
  2. Specialty average$5,159.88

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. University OF Maryland Community Medical Group IncEaston, MD

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

John Wiley among 342 pulmonary disease physician records in Maryland

John Wiley, M.D. is one of 342 pulmonary disease physician records with a practice address in Maryland. 78% 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 16% of them.

  • NPI issued2006 · 16% of these records are older, 42% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1989 · median 2000 among the 225 with a school on file
  • Record last updated2008 · 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 207RP1001X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Maryland

There are 342 pulmonary disease physician records in Maryland.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Kamal Batcha, M.D.Glen Burnie, MD 210611528049152
  2. Michael Blaj, MDGlen Burnie, MD 210611306294004
  3. Alexander Davies, M.D.Glen Burnie, MD 210611386038776
  4. Jason Heavner, M.D.Glen Burnie, MD 210611952575003
  5. William Jackson, MDGlen Burnie, MD 210611255890208
  6. Thirumalairaj Jeevan, M.D.Glen Burnie, MD 210611306827936
  7. Phue KhaingGlen Burnie, MD 210611720405681
  8. Jeffrey Marshall, M.D., MPH, MSGlen Burnie, MD 210611780978114

Common questions

What is John Wiley, M.D.'s NPI number?

John Wiley, M.D.'s National Provider Identifier (NPI) is 1720043755, issued on Apr 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Wiley, M.D. located?

The NPPES record lists a practice address at 305 Hospital Dr, Glen Burnie, MD, 21061. Phone: (410) 768-3701. Providers update this record themselves, so call before visiting.

How can I verify John Wiley, M.D.'s license?

NPPES lists Maryland license number D0042388, 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 John Wiley, M.D. prescribe under Medicare Part D?

In 2024, John Wiley, M.D. had 597 Medicare Part D claims for 108 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.