NPPES file of Aug 9, 2026

Ryan Obarzanek, MD

Pulmonary Disease Physician · Detroit, MI

Ryan Obarzanek, MD is a pulmonary disease physician with a practice address in Detroit, Michigan, and NPI 1346739596, issued on May 3, 2018. Check the license (Michigan 4301512590, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1346739596
Name
Ryan Obarzanek
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
4301512590 MI
Self-reported in NPPES; status is on the state search
Practice location
4646 John R St, Detroit, MI 48201
Phone
(313) 576-1000
Enumerated
May 3, 2018
Record last updated
Feb 12, 2025
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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8 nearest pulmonary disease physician records → All 526 in Michigan → Look up another NPI →

Also registered at 4646 John R St

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

  1. Eden AbapoMedical-Surgical Registered Nurse1558083972
  2. Priseval-Henry AbapoAdministrator Registered Nurse1417685116
  3. Fatima AbbasPharmacist1811513237
  4. Syed Abbas, PHARM D.Pharmacist1871504563
  5. Jamal Abdellateef, RNAdult Psychiatric/Mental Health Registered Nurse1811624349
  6. Michelle Abela, PHDClinical Psychologist1710187661

Verify Ryan Obarzanek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301512590    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 Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $715.27

10 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Ryan Obarzanek$715.27
  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.

Ryan Obarzanek among 526 pulmonary disease physician records in Michigan

Ryan Obarzanek, MD is one of 526 pulmonary disease physician records with a practice address in Michigan. 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 2018, is newer than 89% of them.

  • NPI issued2018 · 89% of these records are older, 9% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileNo · 74% of these records are
  • Record last updated2025 · 52% 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 Michigan 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 Michigan

There are 526 pulmonary disease physician records in Michigan.

All 526 in Michigan → Every provider in Detroit → Pulmonary Disease Physician nationwide →

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. M Badr, MDDetroit, MI 482011568409563
  2. Susmita Chowdhuri, M.D.Detroit, MI 482011356380620
  3. Sudhir Desai, M.D.Detroit, MI 482011699786137
  4. Basim Dubaybo, MDDetroit, MI 482011588690119
  5. Dana Kissner, MDDetroit, MI 482011497793574
  6. Willane Krell, MDDetroit, MI 482011326085317
  7. Anjali Kumar, MDDetroit, MI 482011902988942
  8. Nader Mina, MDDetroit, MI 482011295997542

Common questions

What is Ryan Obarzanek, MD's NPI number?

Ryan Obarzanek, MD's National Provider Identifier (NPI) is 1346739596, issued on May 3, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Obarzanek, MD located?

The NPPES record lists a practice address at 4646 John R St, Detroit, MI, 48201. Phone: (313) 576-1000. Providers update this record themselves, so call before visiting.

How can I verify Ryan Obarzanek, MD's license?

NPPES lists Michigan license number 4301512590, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.