NPPES file of Aug 9, 2026

Nathaniel Leroy Eastman, MD

Surgery Physician · Phoenix, AZ

Nathaniel Leroy Eastman, MD is a surgery physician with a practice address in Phoenix, Arizona, and NPI 1023125887, issued on Aug 25, 2006. Check the license on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023125887
Name
Nathaniel Leroy Eastman
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
5780 AK
Self-reported in NPPES; status is on the state search
Practice location
9321 W Thomas RD Ste 325, Phoenix, AZ 85037
Phone
(623) 936-5406
Enumerated
Aug 25, 2006
Record last updated
Mar 7, 2023
Fax
(623) 936-5479
Medicare enrollment
Enrolled (PECOS I20240116000515); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Aurora, 1996
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 9321 W Thomas RD Ste 325

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

  1. Ravia Bokhari, M.D.Surgery Physician1497959589
  2. Tracy Freeborn, DOSurgery Physician1205140027
  3. Jon King, MDSurgery Physician1124009352
  4. Valeria Leon-Risemberg, MDSurgery Physician1841858131
  5. Lora Shirey, MDSurgery Physician1548751738
  6. David Smith, M.D.Surgery Physician1770787863

Verify Nathaniel Leroy Eastman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical BoardCheck 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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Bills Medicare through 2 group practices

  1. Banner Health Physicians Colorado LLCGreeley, CO
  2. Hays Medical Center IncHays, KS

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

Nathaniel Leroy Eastman among 760 surgery physician records in Arizona

Nathaniel Leroy Eastman, MD is one of 760 surgery physician records with a practice address in Arizona. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 61% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1996 · median 2006 among the 401 with a school on file
  • Record last updated2023 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Arizona

There are 760 surgery physician records in Arizona.

The 8 surgery physician records with the nearest ZIP codes

  1. Ravia Bokhari, M.D.Phoenix, AZ 850371497959589
  2. Tracy Freeborn, DOPhoenix, AZ 850371205140027
  3. Jon King, MDPhoenix, AZ 850371124009352
  4. Valeria Leon-Risemberg, MDPhoenix, AZ 850371841858131
  5. Daniel Para, MDPhoenix, AZ 850371205830684
  6. Lora Shirey, MDPhoenix, AZ 850371548751738
  7. David Smith, M.D.Phoenix, AZ 850371770787863
  8. Richard Chilian, M.D.Phoenix, AZ 850411962705889

Common questions

What is Nathaniel Leroy Eastman, MD's NPI number?

Nathaniel Leroy Eastman, MD's National Provider Identifier (NPI) is 1023125887, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nathaniel Leroy Eastman, MD located?

The NPPES record lists a practice address at 9321 W Thomas RD Ste 325, Phoenix, AZ, 85037. Phone: (623) 936-5406. Providers update this record themselves, so call before visiting.

How can I verify Nathaniel Leroy Eastman, MD's license?

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.

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.