Steven A. Marks, DO
Pulmonary Disease Physician · Phoenix, AZ
Steven A. Marks, DO is a pulmonary disease physician with a practice address in Phoenix, Arizona, and NPI 1528046547, issued on Jan 9, 2006. Check the license (Arizona 4140, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Steven A. Marks
- Credential
- DO
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 4140 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 16601 N 40TH St, Phoenix, AZ 85032
- Phone
- (602) 441-3168
- Enumerated
- Jan 9, 2006
- Record last updated
- Jan 24, 2023
- Fax
- (480) 282-6651
- Medicaid ID
- 914441 AZ
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 285 in Arizona → Look up another NPI →
Also registered at 16601 N 40TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Richard Halbisch, R.PSG.TOther Specialist/Technologist1275552929
Verify Steven A. Marks in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 4140Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
159 Medicare Part D claims for 34 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 75% of claims.
Most prescribed
- Stiolto Respimat46 claims
- Trelegy Ellipta29 claims
- Albuterol Sulfate Hfa26 claims
- Anoro Ellipta17 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: $96.59
6 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Steven A. Marks among 285 pulmonary disease physician records in Arizona
Steven A. Marks, DO is one of 285 pulmonary disease physician records with a practice address in Arizona. 84% 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, 46% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 71% of these records are
- Record last updated2023 · 48% 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 Arizona 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 Arizona
There are 285 pulmonary disease physician records in Arizona.
All 285 in Arizona → Every provider in Phoenix → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- David Baratz, MDPhoenix, AZ 850321104879436
- Timothy Bichler, MDPhoenix, AZ 850321477518041
- Marianne Curran, PAPhoenix, AZ 850321285658153
- Mark Gotfried, MDPhoenix, AZ 850321952353658
- Da-Wei Liao, MDPhoenix, AZ 850321053379263
- Manoj Mathew, M.D.Phoenix, AZ 850321467572107
- Richard Robbins, M.D.Phoenix, AZ 850321659473213
- J Ross, MDPhoenix, AZ 850321659324721
Common questions
What is Steven A. Marks, DO's NPI number?
Steven A. Marks, DO's National Provider Identifier (NPI) is 1528046547, issued on Jan 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Steven A. Marks, DO located?
The NPPES record lists a practice address at 16601 N 40TH St, Phoenix, AZ, 85032. Phone: (602) 441-3168. Providers update this record themselves, so call before visiting.
How can I verify Steven A. Marks, DO's license?
NPPES lists Arizona license number 4140, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Steven A. Marks, DO prescribe under Medicare Part D?
In 2024, Steven A. Marks, DO had 159 Medicare Part D claims for 34 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.