NPPES file of Aug 9, 2026

Elizabeth Jo Tigges, D.O.

Obstetrics & Gynecology Physician · Ottumwa, IA

Elizabeth Jo Tigges, D.O. is an obstetrics & gynecology physician with a practice address in Ottumwa, Iowa, and NPI 1720230782, issued on Oct 21, 2008. Check the license (Iowa 4500, 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
1720230782
Name
Elizabeth Jo Tigges
Credential
D.O.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
4500 IA
2382 TN
Self-reported in NPPES; status is on the state search
Practice location
1005 Pennsylvania Ave, Ottumwa, IA 52501
Phone
(641) 682-8761
Enumerated
Oct 21, 2008
Record last updated
Oct 15, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(641) 682-2764
Medicare enrollment
Enrolled (PECOS I20140118000364); 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 1005 Pennsylvania Ave

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

  1. Shazia Abbas, MDInternal Medicine Physician1205086998
  2. Jashim Ahmed, MDInternal Medicine Physician1538145784
  3. Richard Ameln, M.D.Dermatology Physician1225004799
  4. Akhtar Ashraf, M.D.Diagnostic Radiology Physician1114928140
  5. Jeffrey Bittner, MDObstetrics & Gynecology Physician1780688713
  6. Stanley Blew, MDInternal Medicine Physician1093791030

Verify Elizabeth Jo Tigges in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 4500
    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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59% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

262 Medicare Part D claims for 87 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Elizabeth Tigges262
  2. Specialty average165

Most prescribed

  1. Estradiol57 claims
  2. Alendronate Sodium53 claims
  3. Oxybutynin Chloride Er25 claims
  4. Myrbetriq20 claims
  5. Metronidazole11 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: $263.23

6 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Elizabeth Tigges$263.23
  2. Specialty average$1,030.61

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

One hospital affiliation

  1. Grinnell Regional Medical CenterGrinnell, IA · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Elizabeth Jo Tigges among 339 obstetrics & gynecology physician records in Iowa

Elizabeth Jo Tigges, D.O. is one of 339 obstetrics & gynecology physician records with a practice address in Iowa. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 36% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2008 · median 2006 among the 188 with a school on file
  • Record last updated2013 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 obstetrics & gynecology physician records list a practice address in Ottumwa

They are 6 of the 405 NPPES records with a practice address in Ottumwa, and 339 obstetrics & gynecology physician records in Iowa.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Jeffrey Bittner, MDOttumwa, IA 525011780688713
  2. Joseph Coleman, M.D.Ottumwa, IA 525011841294881
  3. Eric Garner, M.D.Ottumwa, IA 525011922092915
  4. Theodore Haas, MDOttumwa, IA 525011770587701
  5. Brandy Jeansimon, M.D.Ottumwa, IA 525011578855201
  6. Gary Lee, D.O.Keosauqua, IA 525651699853390
  7. Garth Summers, DOOskaloosa, IA 525771659891687
  8. Taylar Swartz Summers, DOOskaloosa, IA 525771770078297

Common questions

What is Elizabeth Jo Tigges, D.O.'s NPI number?

Elizabeth Jo Tigges, D.O.'s National Provider Identifier (NPI) is 1720230782, issued on Oct 21, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Jo Tigges, D.O. located?

The NPPES record lists a practice address at 1005 Pennsylvania Ave, Ottumwa, IA, 52501. Phone: (641) 682-8761. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Jo Tigges, D.O.'s license?

NPPES lists Iowa license number 4500, 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 Elizabeth Jo Tigges, D.O. prescribe under Medicare Part D?

In 2024, Elizabeth Jo Tigges, D.O. had 262 Medicare Part D claims for 87 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.