NPPES file of Aug 9, 2026

Joseph Thomas Bergerson, M.D.

Hospitalist Physician · Cottonwood, AZ

Joseph Thomas Bergerson, M.D. is a hospitalist physician with a practice address in Cottonwood, Arizona, and NPI 1558658369, issued on Jun 30, 2011. Check the license (Arizona 56349, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558658369
Name
Joseph Thomas Bergerson
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
56349 AZ
Self-reported in NPPES; status is on the state search
Practice location
269 S Candy LN, Cottonwood, AZ 86326
Phone
(928) 639-5588
Enumerated
Jun 30, 2011
Record last updated
Oct 22, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(928) 639-5589
Medicaid ID
0015654460023 PA
Medicare enrollment
Enrolled (PECOS I20180719001158); accepts Medicare assignment
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 269 S Candy LN

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

  1. Hussein Alasady, MDHospitalist Physician1003473901
  2. Miranda AndersonAddiction Medicine (Internal Medicine) Physician1144849993
  3. Peter Andress, CRNACertified Registered Nurse Anesthetist1508819855
  4. Tish Arwine, FNP-CFamily Nurse Practitioner1124576434
  5. Jehangir Bastani, M.D.Psychiatry Physician1366497745
  6. Barbara Braun, MDEmergency Medicine Physician1699799163

Verify Joseph Thomas Bergerson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 56349
    Check 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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4.0 times the Medicare Part D claims of the average hospitalist physician in 2024

2,086 Medicare Part D claims for 145 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 14 claims were for opioids.

  1. Joseph Bergerson2,086
  2. Specialty average521

Most prescribed

  1. Eliquis108 claims
  2. Metformin Hcl106 claims
  3. Furosemide100 claims
  4. Gabapentin99 claims
  5. Levothyroxine Sodium90 claims
  6. Atorvastatin Calcium87 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Ternion Physician Group, PLLCGlendale, AZ

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

10 hospitalist physician records list a practice address in Cottonwood

They are 10 of the 555 NPPES records with a practice address in Cottonwood, and 775 hospitalist physician records in Arizona.

Other hospitalist physician records in Arizona

  1. Mohemmedd Khalid AbbasPhoenix, AZ1316366651
  2. Anam Abbasi, MDPhoenix, AZ1568990695
  3. Brandon Abbott, D.O., M.P.H.Phoenix, AZ1528350139
  4. Yasir Abdulqader, MDPhoenix, AZ1184955395
  5. Rajeev Achari, MDPhoenix, AZ1508817842
  6. Zubair Ahmed, MDPhoenix, AZ1538749643
  7. Abu Areida Akam, MDYuma, AZ1801978705
  8. Futoon Al Akili, M.D.Scottsdale, AZ1750701702
  9. Ihsan Al Bayati, MDPhoenix, AZ1992445373
  10. Ahmed Al Dulaimi, MDPhoenix, AZ1669051793

Common questions

What is Joseph Thomas Bergerson, M.D.'s NPI number?

Joseph Thomas Bergerson, M.D.'s National Provider Identifier (NPI) is 1558658369, issued on Jun 30, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Thomas Bergerson, M.D. located?

The NPPES record lists a practice address at 269 S Candy LN, Cottonwood, AZ, 86326. Phone: (928) 639-5588. Providers update this record themselves, so call before visiting.

How can I verify Joseph Thomas Bergerson, M.D.'s license?

NPPES lists Arizona license number 56349, as entered by the provider. 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.

How much does Joseph Thomas Bergerson, M.D. prescribe under Medicare Part D?

In 2024, Joseph Thomas Bergerson, M.D. had 2,086 Medicare Part D claims for 145 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

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.