NPPES file of Aug 9, 2026

John Andrew Bertolatus, MD

Nephrology Physician · Iowa City, IA

John Andrew Bertolatus, MD is a nephrology physician with a practice address in Iowa City, Iowa, and NPI 1720075831, issued on Oct 4, 2005. Check the license (Iowa 21925, as entered in NPPES) on the Iowa Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1720075831
Name
John Andrew Bertolatus
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
21925 IA
Self-reported in NPPES; status is on the state search
Practice location
200 Hawkins Dr, Iowa City, IA 52242
Phone
(319) 356-8225
Enumerated
Oct 4, 2005
Record last updated
Nov 28, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(319) 356-2999
Medicaid ID
0172098 IA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest nephrology physician records → All 92 in Iowa → Look up another NPI →

Also registered at 200 Hawkins Dr

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

  1. Helena Aaberg, MDAnesthesiology Physician1689301558
  2. Abdullah Abbasi, MDGastroenterology Physician1932944204
  3. Mary Jo Abbott, RPHPharmacist1841325875
  4. Francois Abboud, MDCardiovascular Disease Physician1598753113
  5. Abdalla Abdalla, MBBCHAnatomic Pathology & Clinical Pathology Physician1518859826
  6. Sameh AbdallaAnatomic Pathology & Clinical Pathology Physician1437902160

Verify John Andrew Bertolatus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 21925    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 Iowa license search

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John Andrew Bertolatus among 92 nephrology physician records in Iowa

John Andrew Bertolatus, MD is one of 92 nephrology physician records with a practice address in Iowa. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 84% newer
  • In a Medicare fileNo · 84% of these records are
  • In the CMS Doctors and Clinicians fileNo · 73% of these records are
  • Record last updated2007 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Iowa

There are 92 nephrology physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 92 in Iowa → Every provider in Iowa City → Nephrology Physician nationwide →

The 8 nephrology physician records with the nearest ZIP codes

  1. Lisa Antes, MDIowa City, IA 522421174511026
  2. Mony Fraer, MDIowa City, IA 522421497845960
  3. Joel Gordon, MDIowa City, IA 522421174511034
  4. Rebecca Hegeman, MDIowa City, IA 522421386626604
  5. Chou-Long Huang, MD PHDIowa City, IA 522421396704425
  6. Lawrence Hunsicker, MDIowa City, IA 522421881676195
  7. Diana Jalal, MDIowa City, IA 522421033142096
  8. Roberto Kalil, MDIowa City, IA 522421245212554

Common questions

What is John Andrew Bertolatus, MD's NPI number?

John Andrew Bertolatus, MD's National Provider Identifier (NPI) is 1720075831, issued on Oct 4, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John Andrew Bertolatus, MD located?

The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 356-8225. Providers update this record themselves, so call before visiting.

How can I verify John Andrew Bertolatus, MD's license?

NPPES lists Iowa license number 21925, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.