NPPES file of Aug 9, 2026

Margo L. Schilling, MD

Geriatric Medicine (Internal Medicine) Physician · Iowa City, IA

Margo L. Schilling, MD is a geriatric medicine (internal medicine) physician with a practice address in Iowa City, Iowa, and NPI 1255314563, issued on Nov 22, 2005. Check the license (Iowa 25564, as entered in NPPES) on the Iowa Board of Medicine; 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
1255314563
Name
Margo L. Schilling
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
25564 IA
Self-reported in NPPES; status is on the state search
Practice location
200 Hawkins Dr, Iowa City, IA 52242
Phone
(319) 384-7927
Enumerated
Nov 22, 2005
Record last updated
Dec 18, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(319) 356-3086
Medicaid ID
1299693 IA
Medicare enrollment
Enrolled (PECOS I20100115000252); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 1985
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 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 Margo L. Schilling in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 25564
    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

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% more Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

4,318 Medicare Part D claims for 251 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 28 claims were for opioids.

  1. Margo Schilling4,318
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium372 claims
  2. Levothyroxine Sodium323 claims
  3. Amlodipine Besylate299 claims
  4. Losartan Potassium200 claims
  5. Sertraline Hcl183 claims
  6. Eliquis156 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 2 group practices

  1. Progressive Rehabilitation Associates LLCIowa City, IA
  2. State University OF IowaCoralville, IA

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

Margo L. Schilling among 10 geriatric medicine (internal medicine) physician records in Iowa

Margo L. Schilling, MD is one of 10 geriatric medicine (internal medicine) physician records with a practice address in Iowa. 80% 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, 50% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 30% of these records are
  • Record last updated2007 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Iowa

There are 10 geriatric medicine (internal medicine) physician records in Iowa.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Udaya Kabadi, MDIowa City, IA 522421770567786
  2. John Rachow, MDIowa City, IA 522421194733741
  3. Thomas Hakes, MDKeokuk, IA 526321477562825
  4. Sripal Aditya Padam, M.D,Keokuk, IA 526321609144518
  5. Katrina Cannon, MD, MS, CMDDavenport, IA 528041184734451
  6. Eric Paulson, MDRed Oak, IA 515661508863341
  7. Vanessa Ogundipe, MDSioux City, IA 511011477047173
  8. Paul Mulhausen, MDDes Moines, IA 503171588647887

Common questions

What is Margo L. Schilling, MD's NPI number?

Margo L. Schilling, MD's National Provider Identifier (NPI) is 1255314563, issued on Nov 22, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Margo L. Schilling, MD located?

The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 384-7927. Providers update this record themselves, so call before visiting.

How can I verify Margo L. Schilling, MD's license?

NPPES lists Iowa license number 25564, 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.

How much does Margo L. Schilling, MD prescribe under Medicare Part D?

In 2024, Margo L. Schilling, MD had 4,318 Medicare Part D claims for 251 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.