NPPES file of Aug 9, 2026

Leonhard J. Maendel, P.A.

Medical Physician Assistant · Boyne City, MI

Leonhard J. Maendel, P.A. is a medical physician assistant with a practice address in Boyne City, Michigan, and NPI 1629138854, issued on Dec 11, 2006. Check the license (Michigan 5601002674, 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
1629138854
Name
Leonhard J. Maendel
Credential
P.A.
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
5601002674 MI
Self-reported in NPPES; status is on the state search
Practice location
223 N Park St, Boyne City, MI 49712
Phone
(231) 582-5314
Enumerated
Dec 11, 2006
Record last updated
Feb 14, 2025
Fax
(231) 582-5338
Medicare enrollment
Enrolled (PECOS I20140109000870); 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 223 N Park St

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

  1. Mark Antonishen, M.D.Internal Medicine Physician1518971654
  2. Candace Bolcer, DOFamily Medicine Physician1952091563
  3. Michael Harmeling, MDFamily Medicine Physician1194836502
  4. Pamela Knysz, MDFamily Medicine Physician1619088044
  5. Amy Mitchell, MDFamily Medicine Physician1417068891
  6. Lisa Thiel, MSWSocial Worker1154866408

Verify Leonhard J. Maendel 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 5601002674
    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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4.7 times the Medicare Part D claims of the average medical physician assistant in 2024

5,377 Medicare Part D claims for 327 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 318 claims were for opioids.

  1. Leonhard Maendel5,377
  2. Specialty average1,148

Most prescribed

  1. Atorvastatin Calcium299 claims
  2. Omeprazole264 claims
  3. Pregabalin186 claims
  4. Levothyroxine Sodium179 claims
  5. Tramadol Hcl164 claims
  6. Losartan Potassium160 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: $43.27

3 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Leonhard Maendel$43.27
  2. Specialty average$1,055.00

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

2 hospitals and group practices

  1. Munson Healthcare Otsego Memorial HospitalPetoskey, MI · Acute Care Hospitals4 of 5 stars
  2. Munson Healthcare Charlevoix HospitalBoyne City, MI

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.

Leonhard J. Maendel among 1,140 medical physician assistant records in Michigan

Leonhard J. Maendel, P.A. is one of 1,140 medical physician assistant records with a practice address in Michigan. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 70% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1998 · median 2012 among the 613 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 medical physician assistant record lists a practice address in Boyne City

They are 1 of the 73 NPPES records with a practice address in Boyne City, and 1,140 medical physician assistant records in Michigan.

The 8 medical physician assistant records with the nearest ZIP codes

  1. James Cook, PA-CAlpena, MI 497071598759672
  2. Cari Stenz, PAAlpena, MI 497071548424740
  3. Rodney Szymanski, PA-CAlpena, MI 497071780678961
  4. Cody Wenzel, PAAlpena, MI 497071417378985
  5. Jeffery Wirgau, PACAlpena, MI 497071003122169
  6. Morgan Olson-Hamminga, PA-CCharlevoix, MI 497201649735226
  7. Carolann Sheaffer-HoffmanCharlevoix, MI 497201699487900
  8. Ernest Walker, PA-CCharlevoix, MI 497201750752317

Common questions

What is Leonhard J. Maendel, P.A.'s NPI number?

Leonhard J. Maendel, P.A.'s National Provider Identifier (NPI) is 1629138854, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leonhard J. Maendel, P.A. located?

The NPPES record lists a practice address at 223 N Park St, Boyne City, MI, 49712. Phone: (231) 582-5314. Providers update this record themselves, so call before visiting.

How can I verify Leonhard J. Maendel, P.A.'s license?

NPPES lists Michigan license number 5601002674, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Leonhard J. Maendel, P.A. prescribe under Medicare Part D?

In 2024, Leonhard J. Maendel, P.A. had 5,377 Medicare Part D claims for 327 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.