Dr William Michael Marsh, MD - Medicare Family Practice in Cave Creek, AZ

Dr William Michael Marsh, MD is a medicare enrolled "General Practice" physician in Cave Creek, Arizona. He went to Baylor College Of Medicine and graduated in 1977 and has 47 years of diverse experience with area of expertise as Family Practice. His current practice location is 30012 N Cave Creek Rd Ste 105, Cave Creek, Arizona. You can reach out to his office (for appointments etc.) via phone at (480) 585-0880.

Dr William Michael Marsh is licensed to practice in Arizona (license number 13237) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1659385441.

Contact Information

Dr William Michael Marsh, MD
30012 N Cave Creek Rd Ste 105,
Cave Creek, AZ 85331-5833
(480) 585-0880
(480) 585-0882



Physician's Profile

Full NameDr William Michael Marsh
GenderMale
SpecialityFamily Practice
Experience47 Years
Location30012 N Cave Creek Rd Ste 105, Cave Creek, Arizona
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr William Michael Marsh attended and graduated from Baylor College Of Medicine in 1977
  NPI Data:
  • NPI Number: 1659385441
  • Provider Enumeration Date: 07/28/2006
  • Last Update Date: 10/17/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 3870498520
  • Enrollment ID: I20031205000462

Medical Identifiers

Medical identifiers for Dr William Michael Marsh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659385441NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice 13237 (Arizona)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr William Michael Marsh allows following entities to bill medicare on his behalf.
Entity NameWilliam M Marsh Md Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104008705
PECOS PAC ID: 6002711736
Enrollment ID: O20031204001032

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Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr William Michael Marsh is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr William Michael Marsh, MD
30012 N Cave Creek Rd Ste 105,
Cave Creek, AZ 85331-5833

Ph: (480) 585-0880
Dr William Michael Marsh, MD
30012 N Cave Creek Rd Ste 105,
Cave Creek, AZ 85331-5833

Ph: (480) 585-0880

News Archive

Brain damage starts decade earlier in Alzheimer's patients

A new study published in the journal Neurology has shown that the brains of people diagnosed with Alzheimer's disease start shrinking up to a decade before symptoms appear. Researchers from Rush University Medical Center in Chicago and Massachusetts General Hospital in Boston did brain imaging tests on older adults with no signs of memory loss.

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The longevity and health improvements seen in animals on sulfur amino acid-restricted diets could translate to people, according to Penn State College of Medicine researchers who recently conducted a review of published studies. More research is needed to confirm the benefits in people, the scientists said.

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General Practice Doctors in Cave Creek, AZ


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