NPPES file of Aug 9, 2026

Maribeth Anne Otis, PA-C

Physician Assistant · Grand Rapids, MI

Maribeth Anne Otis, PA-C is a physician assistant with a practice address in Grand Rapids, Michigan, and NPI 1538582283, issued on Jan 31, 2014. Check the license (Michigan 5601006930, as entered in NPPES) with the Michigan 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
1538582283
Name
Maribeth Anne Otis
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
5601006930 MI
Self-reported in NPPES; status is on the state search
Practice location
4069 Lake Dr SE Ste 118, Grand Rapids, MI 49546
Phone
(616) 267-8520
Enumerated
Jan 31, 2014
Record last updated
May 6, 2024
Medicare enrollment
Enrolled (PECOS I20140319001082); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 4069 Lake Dr SE Ste 118

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

  1. Sarah Arnold, M.D.Obstetrics & Gynecology Physician1285696591
  2. Luann Arnson, LMSWClinical Social Worker1205287752
  3. Claire Berkel, LMSWClinical Social Worker1023743465
  4. Jessica Corwin, RDN, MPHRegistered Dietitian1497052419
  5. Julie Cusic, LMSWClinical Social Worker1326607029
  6. Laura Defraia, CNPWomen's Health Nurse Practitioner1194092957

Verify Maribeth Anne Otis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 5601006930
    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 Michigan 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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82% more Medicare Part D claims than the average physician assistant in 2024

1,508 Medicare Part D claims for 500 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Maribeth Otis1,508
  2. Specialty average830

Most prescribed

  1. Levothyroxine Sodium155 claims
  2. Atorvastatin Calcium137 claims
  3. Alendronate Sodium62 claims
  4. Omeprazole62 claims
  5. Rosuvastatin Calcium61 claims
  6. Lisinopril57 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: $75.81

4 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maribeth Otis$75.81
  2. Specialty average$841.65

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 PartnersHastings, MI

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

Maribeth Anne Otis among 6,989 physician assistant records in Michigan

Maribeth Anne Otis, PA-C is one of 6,989 physician assistant records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 41% of them.

  • NPI issued2014 · 41% of these records are older, 55% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2013 · median 2017 among the 4,739 with a school on file
  • Record last updated2024 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

913 physician assistant records list a practice address in Grand Rapids

They are 913 of the 18,005 NPPES records with a practice address in Grand Rapids, and 6,989 physician assistant records in Michigan.

The 8 physician assistant records with the nearest ZIP codes

  1. Randall Brady, PAGrand Rapids, MI 495461396798542
  2. Robert Burghduf, PA-CGrand Rapids, MI 495461477548832
  3. Heather Dickinson, PA-CGrand Rapids, MI 495461144269291
  4. Karen Garbowitz, PA-CGrand Rapids, MI 495461144210139
  5. Patrick Handlin, PAGrand Rapids, MI 495461366421711
  6. Kendra Lowing, P.A.Grand Rapids, MI 495461710951488
  7. Kathryn Pleune, PA-CGrand Rapids, MI 495461467426122
  8. Karen Ruihley, PA-CGrand Rapids, MI 495461225094295

Common questions

What is Maribeth Anne Otis, PA-C's NPI number?

Maribeth Anne Otis, PA-C's National Provider Identifier (NPI) is 1538582283, issued on Jan 31, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Maribeth Anne Otis, PA-C located?

The NPPES record lists a practice address at 4069 Lake Dr SE Ste 118, Grand Rapids, MI, 49546. Phone: (616) 267-8520. Providers update this record themselves, so call before visiting.

How can I verify Maribeth Anne Otis, PA-C's license?

NPPES lists Michigan license number 5601006930, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Maribeth Anne Otis, PA-C prescribe under Medicare Part D?

In 2024, Maribeth Anne Otis, PA-C had 1,508 Medicare Part D claims for 500 beneficiaries; the average among physician assistant prescribers was 830. 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.