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Internal Medicine

Sarah C. Tallman, DO

Works at hospitals in Des Moines, IA · Iowa

Summary

Dr. Sarah C. Tallman, DO is an internal medicine doctor at 5950 University Ave, Suite 260, West Des Moines, IA 50266. Phone: (515) 875-9192. Accepts Medicare assignment. In 2024, Sarah C. Tallman had 489 Original Medicare patients and 4,880 services. NPI 1487897294. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Sarah C. Tallman, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Sarah C. Tallman accept Medicare assignment?
Yes. Medicare's clinician data says Sarah C. Tallman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Sarah C. Tallman see?
In 2024, CMS data shows 489 Original Medicare patients and 4,880 services for Sarah C. Tallman. This counts Original Medicare only and measures volume, not quality.
What is Sarah C. Tallman's NPI number?
1487897294. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Sarah C. Tallman, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients489
Services billed to Medicare4,880
Different services or procedures113
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)746 services
  2. Insertion of needle into vein for collection of blood sample (36415)650 services
  3. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)349 services
  4. Blood test, comprehensive group of blood chemicals (80053)312 services
  5. Blood test, lipids (cholesterol and triglycerides) (80061)296 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol71%
  • High blood pressure65%
  • Arthritis44%
  • Chronic kidney disease30%
  • Depression26%
  • Osteoporosis25%

Hospitals where Sarah C. Tallman works

Medicare's Facility Affiliation Data lists Sarah C. Tallman at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Sarah C. Tallman is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sarah C. Tallman as a member of this group (CMS data updated October 2, 2026).

  • The Iowa Clinic PC310 clinicians in the group

Specialties

Find other Internal Medicine doctors in Iowa →

Other internal medicine doctors in West Des Moines

Clinicians with the same Medicare primary specialty in West Des Moines, IA — not a recommendation.

All internal medicine doctors in West Des Moines →

Other clinicians in The Iowa Clinic PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487897294
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians