NPPES file of Aug 9, 2026

Sarah Elizabeth Fahnhorst, D.O.

Adult Congenital Heart Disease Physician · Grand Rapids, MI

Sarah Elizabeth Fahnhorst, D.O. is an adult congenital heart disease physician with a practice address in Grand Rapids, Michigan, and NPI 1699112607, issued on May 30, 2013. Check the license (Michigan 5101026944, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699112607
Name
Sarah Elizabeth Fahnhorst
Credential
D.O.
Primary taxonomy
Adult Congenital Heart Disease Physician 207RA0002X
License numbers
5101026944 MI
036-141190 IL
Self-reported in NPPES; status is on the state search
Practice location
25 Michigan St NE Ste 4200, Grand Rapids, MI 49503
Phone
(616) 267-9150
Enumerated
May 30, 2013
Record last updated
Feb 16, 2026
Medicare enrollment
Enrolled (PECOS I20220718000283); accepts Medicare assignment
Medical or professional school
Lake Erie College Of Osteopathic Medicine, Bradenton, 2013
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 25 Michigan St NE Ste 4200

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

  1. Yasser Al Khatib, MDPediatric Cardiology Physician1053311779
  2. Sarah Badran, MDPediatric Cardiology Physician1114067469
  3. Giedrius BaliulisThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1215311220
  4. Jean Ballweg, M.D.Pediatric Cardiology Physician1043236730
  5. Tammy Bectel, NPAcute Care Nurse Practitioner1881119667
  6. Khira Benson, CNPAcute Care Nurse Practitioner1003425380

Verify Sarah Elizabeth Fahnhorst in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 5101026944
    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 Michigan license search

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22% fewer Medicare Part D claims than the average adult congenital heart disease physician in 2024

361 Medicare Part D claims for 65 beneficiaries, against an average of 462 among the 117 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Sarah Fahnhorst361
  2. Specialty average462

Most prescribed

  1. Metoprolol Succinate68 claims
  2. Losartan Potassium44 claims
  3. Spironolactone43 claims
  4. Furosemide34 claims
  5. Eliquis33 claims
  6. Torsemide16 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 86.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.9
  2. Costout of 100 · 30%41.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,179.04

11 payments; by number, the most common kind was travel and lodging; the largest payer was Abbott Laboratories. The 60 providers of this specialty with any payment received $1,824.16 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sarah Fahnhorst$1,179.04
  2. Specialty average$1,824.16

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. Spectrum Health Primary Care PartnersGrand Rapids, MI

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

Adult Congenital Heart Disease Physician providers in Michigan

There are 1 adult congenital heart disease physician records in Michigan.

Common questions

What is Sarah Elizabeth Fahnhorst, D.O.'s NPI number?

Sarah Elizabeth Fahnhorst, D.O.'s National Provider Identifier (NPI) is 1699112607, issued on May 30, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Elizabeth Fahnhorst, D.O. located?

The NPPES record lists a practice address at 25 Michigan St NE Ste 4200, Grand Rapids, MI, 49503. Phone: (616) 267-9150. Providers update this record themselves, so call before visiting.

How can I verify Sarah Elizabeth Fahnhorst, D.O.'s license?

NPPES lists Michigan license number 5101026944, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sarah Elizabeth Fahnhorst, D.O. prescribe under Medicare Part D?

In 2024, Sarah Elizabeth Fahnhorst, D.O. had 361 Medicare Part D claims for 65 beneficiaries; the average among adult congenital heart disease physician prescribers was 462. Part D covers Medicare prescriptions only.

What is Sarah Elizabeth Fahnhorst, D.O.'s MIPS final score?

The 2023 MIPS final score is 86.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.