NPPES file of Aug 9, 2026

Charles Ni, PHARMD

Oncology Pharmacist · Iowa City, IA

Charles Ni, PHARMD is an oncology pharmacist with a practice address in Iowa City, Iowa, and NPI 1023635307, issued on Jul 2, 2020. Check the license (Iowa 22843, as entered in NPPES) with the Iowa board that licenses this profession; 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
1023635307
Name
Charles Ni
Credential
PHARMD
Primary taxonomy
Oncology Pharmacist 1835X0200X
License number
22843 IA
Self-reported in NPPES; status is on the state search
Practice location
200 Hawkins Dr, Iowa City, IA 52242
Phone
(319) 356-1616
Enumerated
Jul 2, 2020
Record last updated
Jul 2, 2020 (not updated in 6 years: call before relying on the address or phone)
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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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 Charles Ni in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 22843
    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
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65% fewer Medicare Part D claims than the average oncology pharmacist in 2024

62 Medicare Part D claims for 30 beneficiaries, against an average of 177 among the 69 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Charles Ni62
  2. Specialty average177

Most prescribed

  1. Sulfamethoxazole-Trimethoprim17 claims
  2. Prochlorperazine Maleate14 claims
  3. Acyclovir11 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.

Oncology Pharmacist providers in Iowa

There are 5 oncology pharmacist records in Iowa.

The 4 oncology pharmacist records with the nearest ZIP codes

  1. Sophia Brown, PHARMDIowa City, IA 522421134019185
  2. Justin Lumetta, PHARMDIowa City, IA 522451659076602
  3. Anna ShookDes Moines, IA 503141053238808
  4. Michelle Looby, PHARMDDes Moines, IA 503091316873839

Common questions

What is Charles Ni, PHARMD's NPI number?

Charles Ni, PHARMD's National Provider Identifier (NPI) is 1023635307, issued on Jul 2, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Charles Ni, PHARMD located?

The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 356-1616. Providers update this record themselves, so call before visiting.

How can I verify Charles Ni, PHARMD's license?

NPPES lists Iowa license number 22843, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Charles Ni, PHARMD prescribe under Medicare Part D?

In 2024, Charles Ni, PHARMD had 62 Medicare Part D claims for 30 beneficiaries; the average among oncology pharmacist prescribers was 177. 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.