NPPES file of Aug 9, 2026

Russell Gordon Marquardt, PA-C

Medical Physician Assistant · Harlan, IA

Russell Gordon Marquardt, PA-C is a medical physician assistant with a practice address in Harlan, Iowa, and NPI 1477551661, issued on Jul 12, 2005. Check the license (Iowa 888, 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
1477551661
Name
Russell Gordon Marquardt
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
888 IA
Self-reported in NPPES; status is on the state search
Practice location
1220 Chatburn Ave, Harlan, IA 51537
Phone
(712) 755-5130
Enumerated
Jul 12, 2005
Record last updated
Dec 4, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(712) 755-4445
Medicare enrollment
Enrolled (PECOS I20051116000678); 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 1220 Chatburn Ave

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

  1. Brian Anderson, DOFamily Medicine Physician1447231816
  2. Laine BeachMental Health Counselor1912799230
  3. Robert Bendorf, D.O.Family Medicine Physician1770746620
  4. Timothy Brelje, MDFamily Medicine Physician1144213836
  5. Jennifer Bruck, ARNPWomen's Health Nurse Practitioner1326552639
  6. Clare Croghan, PA-CPhysician Assistant1043093701

Verify Russell Gordon Marquardt 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 888
    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
Find the Iowa 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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2.6 times the Medicare Part D claims of the average medical physician assistant in 2024

2,949 Medicare Part D claims for 187 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 51 claims were for opioids.

  1. Russell Marquardt2,949
  2. Specialty average1,148

Most prescribed

  1. Levothyroxine Sodium112 claims
  2. Amlodipine Besylate107 claims
  3. Metoprolol Succinate94 claims
  4. Atorvastatin Calcium81 claims
  5. Simvastatin80 claims
  6. Gabapentin71 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.

Industry payments in 2024: $138.53

8 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Russell Marquardt$138.53
  2. Specialty average$1,055.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Shelby County Chris A Myrtue Memorial HospitalHarlan, IA

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

Russell Gordon Marquardt among 235 medical physician assistant records in Iowa

Russell Gordon Marquardt, PA-C is one of 235 medical physician assistant records with a practice address in Iowa. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 84% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1983 · median 2012 among the 144 with a school on file
  • Record last updated2007 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 medical physician assistant record lists a practice address in Harlan

They are 1 of the 115 NPPES records with a practice address in Harlan, and 235 medical physician assistant records in Iowa.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Jenni Haan, PA-CCouncil Bluffs, IA 515031316995343
  2. Alan Pokorski, P.A.Council Bluffs, IA 515031447356936
  3. Jodi Stowater-Goodrich, PACouncil Bluffs, IA 515031225278609
  4. Laura Badalucco, PA-CCouncil Bluffs, IA 515011538518311
  5. Laura Quinnette, PA-CCouncil Bluffs, IA 515011922458959
  6. Nancy Danner, P.A.-C.Manning, IA 514551982690277
  7. Nathanael Fuller, PAManning, IA 514551144583451
  8. Mark Mogensen, PA-CLake View, IA 514501881679900

Common questions

What is Russell Gordon Marquardt, PA-C's NPI number?

Russell Gordon Marquardt, PA-C's National Provider Identifier (NPI) is 1477551661, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Russell Gordon Marquardt, PA-C located?

The NPPES record lists a practice address at 1220 Chatburn Ave, Harlan, IA, 51537. Phone: (712) 755-5130. Providers update this record themselves, so call before visiting.

How can I verify Russell Gordon Marquardt, PA-C's license?

NPPES lists Iowa license number 888, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Russell Gordon Marquardt, PA-C prescribe under Medicare Part D?

In 2024, Russell Gordon Marquardt, PA-C had 2,949 Medicare Part D claims for 187 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.