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 1285636258
Thomas Gene GrossMD
Active
NPI Number1285636258
NPI TypeNPI-1 Individual
SpecialtyPediatrics, Pediatric Hematology-Oncology
Provider Details
NPI1285636258
NPI TypeNPI-1 Individual
StatusActive
Enumeration Date2005-08-10
Last Updated2023-10-25
Mailing Address2108 E Thomas Rd Ste 130
Phoenix, AZ 85016-0008
United States
Phone: (602) 933-3124
📍 View Map
Primary Practice Address1919 E Thomas Rd
Phoenix, AZ 85016-7710
United States
Phone: (602) 933-1000
📍 View Map
Other Identifiers
IssuerStateNumberOther Issuer
MEDICAIDAZ133198-
Taxonomy / Specialty
PrimaryTaxonomy Code & DescriptionStateLicense Number
No2080P0207X – Pediatrics, Pediatric Hematology-OncologyOH35075261
No2080P0207X – Pediatrics, Pediatric Hematology-OncologyCODR.0064358
Yes2080P0207X – Pediatrics, Pediatric Hematology-OncologyAZ71019
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About NPI 1285636258

Thomas Gene Gross MD is a healthcare provider registered in the CMS NPPES NPI Registry with NPI number 1285636258. The primary specialty listed is Pediatrics, Pediatric Hematology-Oncology. The provider is located in Phoenix, AZ. This NPI is classified as a Type 1 (Individual) NPI and is currently active. The NPI was first enumerated (assigned) on 2005-08-10. All data is sourced directly from the official CMS NPPES public API and is updated daily.

Frequently Asked Questions

What is NPI 1285636258?

NPI 1285636258 belongs to Thomas Gene Gross MD, a Pediatrics, Pediatric Hematology-Oncology in Phoenix, AZ. It is a Type 1 Individual NPI registered in the CMS NPPES NPI Registry.

Is NPI 1285636258 active?

The current status of NPI 1285636258 in the NPPES registry is Active. The record was last updated on 2023-10-25.

What specialty is NPI 1285636258?

NPI 1285636258 is classified under the taxonomy Pediatrics, Pediatric Hematology-Oncology. 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 1285636258?

You can verify NPI 1285636258 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 1285636258?

The primary practice address on file for NPI 1285636258 is 1919 E Thomas Rd, Phoenix, AZ 85016-7710. This address is registered in the NPPES system and providers are required to update it within 30 days of any change.

When was NPI 1285636258 issued?

NPI 1285636258 was first issued (enumerated) on 2005-08-10. The NPPES record was last updated on 2023-10-25.

Practice Location Map

Thomas Gene Gross is located at 1919 E Thomas Rd, Phoenix, AZ. Use the map below to find directions or verify the practice location.

📍 1919 E Thomas Rd, Phoenix, AZ 85016-7710  ·  Open in Google Maps ↗

Related Healthcare Providers

The following providers share the same practice location, specialty, or state as Thomas Gene Gross. All records sourced from the CMS NPPES registry.

License Information

The following state license numbers are on file in the NPPES registry for NPI 1285636258. For license status verification, contact the relevant state licensing board directly.

Specialty / TaxonomyLicense NumberState
Pediatrics, Pediatric Hematology-Oncology35075261OH
Pediatrics, Pediatric Hematology-OncologyDR.0064358CO
Pediatrics, Pediatric Hematology-Oncology71019AZ
Data Verified from CMS NPPES Last synced: 2026-08-01 · Source: npiregistry.cms.hhs.gov · 45 CFR Part 162