Data Notice: All results sourced from the public CMS NPPES NPI Registry (45 CFR Part 162), for healthcare administrative use only (credentialing, billing, insurance verification). Not for law enforcement or legal proceedings. Not affiliated with CMS, HHS, or the US Government. Verify critical details at npiregistry.cms.hhs.gov. No queries stored.
Export Provider Record NPI 1174547988
Michael A MarshM.D.
Active
NPI Number1174547988
NPI TypeNPI-1 Individual
SpecialtyOtolaryngology
Provider Details
NPI1174547988
NPI TypeNPI-1 Individual
StatusActive
Enumeration Date2006-07-26
Last Updated2026-05-21
Mailing Address20745 N Scottsdale Rd Ste 105
Scottsdale, AZ 85255-6595
United States
Phone: (480) 534-4525 | Fax: (480) 882-5051
📍 View Map
Primary Practice Address20745 N Scottsdale Rd Ste 105
Scottsdale, AZ 85255-6595
United States
Phone: (480) 534-4525 | Fax: (480) 882-5051
📍 View Map
Other Identifiers
IssuerStateNumberOther Issuer
MEDICAIDOK100032240A-
MEDICAIDAR122738001-
Taxonomy / Specialty
PrimaryTaxonomy Code & DescriptionStateLicense Number
No207Y00000X – OtolaryngologyARC8388
Yes207Y00000X – OtolaryngologyAZ79754
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About NPI 1174547988

Michael A Marsh M.D. is a healthcare provider registered in the CMS NPPES NPI Registry with NPI number 1174547988. The primary specialty listed is Otolaryngology. The provider is located in Scottsdale, AZ. This NPI is classified as a Type 1 (Individual) NPI and is currently active. The NPI was first enumerated (assigned) on 2006-07-26. All data is sourced directly from the official CMS NPPES public API and is updated daily.

Frequently Asked Questions

What is NPI 1174547988?

NPI 1174547988 belongs to Michael A Marsh M.D., a Otolaryngology in Scottsdale, AZ. It is a Type 1 Individual NPI registered in the CMS NPPES NPI Registry.

Is NPI 1174547988 active?

The current status of NPI 1174547988 in the NPPES registry is Active. The record was last updated on 2026-05-21.

What specialty is NPI 1174547988?

NPI 1174547988 is classified under the taxonomy Otolaryngology. Taxonomy codes in NPPES are maintained by the National Uniform Claim Committee (NUCC) and identify the provider's type, classification, and specialization.

How do I verify NPI 1174547988?

You can verify NPI 1174547988 at the official CMS NPPES website at npiregistry.cms.hhs.gov or using our free NPI Lookup tool above. All data shown on this page is sourced directly from the official NPPES public API and is updated daily by CMS.

What address is on file for NPI 1174547988?

The primary practice address on file for NPI 1174547988 is 20745 N Scottsdale Rd Ste 105, Scottsdale, AZ 85255-6595. This address is registered in the NPPES system and providers are required to update it within 30 days of any change.

When was NPI 1174547988 issued?

NPI 1174547988 was first issued (enumerated) on 2006-07-26. The NPPES record was last updated on 2026-05-21.

Practice Location Map

Michael A Marsh is located at 20745 N Scottsdale Rd Ste 105, Scottsdale, AZ. Use the map below to find directions or verify the practice location.

📍 20745 N Scottsdale Rd Ste 105, Scottsdale, AZ 85255-6595  ·  Open in Google Maps ↗

Related Healthcare Providers

The following providers share the same practice location, specialty, or state as Michael A Marsh. All records sourced from the CMS NPPES registry.

License Information

The following state license numbers are on file in the NPPES registry for NPI 1174547988. For license status verification, contact the relevant state licensing board directly.

Specialty / TaxonomyLicense NumberState
OtolaryngologyC8388AR
Otolaryngology79754AZ
Data Verified from CMS NPPES Last synced: 2026-07-09 · Source: npiregistry.cms.hhs.gov · 45 CFR Part 162