Nathaniel Leroy Eastman, MD
Surgery · Phoenix, AZ
At a glance
9321 W Thomas Rd Ste 325, Phoenix, AZ 85037-3396
Published activity: Colonoscopy · Upper gastrointestinal (GI) endoscopy for acid reflux. View counts and coverage
NPPES record updated Mar 7, 2023. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
9321 W Thomas Rd Ste 325Phoenix, AZ 85037-3396
Additional reported practice locations
2841 Debarr RdSuite 11
Anchorage, AK 995082932
Phone: 9079294263
Fax: 9079294267 2401 E 42Nd Ave Ste 205
Anchorage, AK 995085228
Phone: 9079294825 5805 E Columbus Way
Wasilla, AK 996547831
Phone: 9079294825 3100 Tongass Ave
Ketchikan, AK 999015746
Phone: 9072257346
Fax: 9072288325
Education & affiliations
- Medical / professional school
- University Of Colorado School Of Medicine, Aurora
- Graduation year
- 1996
- CMS specialties
- General Surgery
Practice groups
Reported hospital affiliations
- Banner North Colorado Medical Center Greeley, CO
- Hays Medical Center Hays, KS
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Colonoscopy | 1-10 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Surgery
- Taxonomy code
- 208600000X
- Enumeration date
- Aug 25, 2006
- Record updated
- Mar 7, 2023
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
208600000X · Primary
License reported: 5780 AK
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
9321 W Thomas Rd Ste 325Phoenix, AZ 85037-3396
- Phone
- (623) 936-5406
- Fax
- (623) 936-5479
Mailing address
2320 N 3RD STPHOENIX, AZ 850041303
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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