NPPES file of Aug 9, 2026

Marvin Sanford Siegel, DO

Cardiovascular Disease Physician · Phoenix, AZ

Marvin Sanford Siegel, DO is a cardiovascular disease physician with a practice address in Phoenix, Arizona, and NPI 1588665608, issued on Aug 10, 2005. Check the license (Arizona 2004, as entered in NPPES) on the Arizona Medical Board; 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
1588665608
Name
Marvin Sanford Siegel
Credential
DO
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
2004 AZ
Self-reported in NPPES; status is on the state search
Practice location
9250 N. 3RD Street, Phoenix, AZ 85020
Phone
(602) 861-1168
Enumerated
Aug 10, 2005
Record last updated
Sep 25, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(602) 861-1763
Medicaid ID
239071 AZ
Medicare enrollment
Enrolled (PECOS I20050505000530); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1975
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 9250 N. 3RD Street

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

  1. Warren Breisblatt, MDInterventional Cardiology Physician1063413177
  2. Gary Kauffman, MDInterventional Cardiology Physician1386645489
  3. Lawrence Kline, DOCardiovascular Disease Physician1568463669
  4. Michael McBride, M.D.Anatomic Pathology & Clinical Pathology Physician1225284276
  5. Douglas Pope, FNPFamily Nurse Practitioner1225154545
  6. Gordon Young, MDFamily Medicine Physician1508951849

Verify Marvin Sanford Siegel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 2004
    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 Arizona 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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2.2 times the Medicare Part D claims of the average cardiovascular disease physician in 2024

6,628 Medicare Part D claims for 851 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Marvin Siegel6,628
  2. Specialty average3,078

Most prescribed

  1. Losartan Potassium699 claims
  2. Amlodipine Besylate571 claims
  3. Atorvastatin Calcium530 claims
  4. Eliquis452 claims
  5. Lisinopril360 claims
  6. Metoprolol Succinate325 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.

Bills Medicare through one group practice

  1. Honorhealth AmbulatoryScottsdale, AZ

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

Marvin Sanford Siegel among 488 cardiovascular disease physician records in Arizona

Marvin Sanford Siegel, DO is one of 488 cardiovascular disease physician records with a practice address in Arizona. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 77% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1975 · median 1998 among the 329 with a school on file
  • Record last updated2013 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Arizona

There are 488 cardiovascular disease physician records in Arizona.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Lawrence Kline, DOPhoenix, AZ 850201568463669
  2. Arthur Lipschultz, M.D.Phoenix, AZ 850201437195310
  3. Adam Sabbath, MDPhoenix, AZ 850201033155908
  4. Lee Ugol, MDPhoenix, AZ 850201861498578
  5. Rajan Bhatt, M.D.Phoenix, AZ 850181386840015
  6. Jason Cool, M.D.Phoenix, AZ 850181700886512
  7. Anish Desai, MDPhoenix, AZ 850181437610466
  8. Ramy Doss, MDPhoenix, AZ 850181629032487

Common questions

What is Marvin Sanford Siegel, DO's NPI number?

Marvin Sanford Siegel, DO's National Provider Identifier (NPI) is 1588665608, issued on Aug 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Marvin Sanford Siegel, DO located?

The NPPES record lists a practice address at 9250 N. 3RD Street, Phoenix, AZ, 85020. Phone: (602) 861-1168. Providers update this record themselves, so call before visiting.

How can I verify Marvin Sanford Siegel, DO's license?

NPPES lists Arizona license number 2004, 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 Marvin Sanford Siegel, DO prescribe under Medicare Part D?

In 2024, Marvin Sanford Siegel, DO had 6,628 Medicare Part D claims for 851 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.