Registry data as of Aug 27, 2026

Benjamin Dorenkamp, DO

Orthopaedic Surgery of the Spine Physician · Lansing, MI

Benjamin Dorenkamp, DO is an orthopaedic surgery of the spine physician with a practice address in Lansing, Michigan, and NPI 1417349986, issued on Feb 20, 2015. Check the license on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1417349986
Name
Benjamin Dorenkamp
Credential
DO
Primary taxonomy
Orthopaedic Surgery of the Spine Physician 207XS0117X
License numbers
DR.0064004 CO
64004 CO
Self-reported in NPPES; status is on the state search
Practice location
2815 S Pennsylvania Ave, Lansing, MI 48910
Phone
(517) 267-0200
Enumerated
Feb 20, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2815 S Pennsylvania Ave

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

  1. Laurie ArmelagosOccupational Therapist1053882340
  2. Heather CantwellPhysical Therapy Assistant1144792748
  3. Connie Compton, RDHDental Hygienist1417382847
  4. John Flood, DOOrthopaedic Surgery of the Spine Physician1679569883
  5. Terrence Frank, D.O.Urology Physician1407853120
  6. Paul Gualtier, PACPhysician Assistant1093705493

Verify Benjamin Dorenkamp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of MedicineCheck 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

8% fewer Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024

352 Medicare Part D claims for 173 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 67 claims were for opioids.

  1. Benjamin Dorenkamp352
  2. Specialty average381

Most prescribed

  1. Gabapentin112 claims
  2. Meloxicam47 claims
  3. Oxycodone Hcl42 claims
  4. Methocarbamol33 claims
  5. Tramadol Hcl22 claims
  6. Celecoxib21 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 Medicare quality score for 2023: 0 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score0.0
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $1,095.21

29 payments, mostly food and beverage; the largest payer was DePuy Synthes Sales Inc. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Benjamin Dorenkamp$1,095.21
  2. Specialty average$34,071.55

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. Michigan Orthopedic Center P CLansing, MI

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

Orthopaedic Surgery of the Spine Physician providers in Michigan

There are 44 orthopaedic surgery of the spine physician records in Michigan.

Other orthopaedic surgery of the spine physician records in Michigan

  1. Rasheed Abiola, M.D.Livonia, MI1659669075
  2. Peter Bono, DOSouthfield, MI1346234770
  3. Joseph Brown, DOGrand Rapids, MI1235127648
  4. Lance Chaldecott, M.D.Wyandotte, MI1669443552
  5. Jeffrey Choi, MDGrand Rapids, MI1659878841
  6. Roderick Claybrooks, MDSouthfield, MI1255325684
  7. Michael Donahue, D.O.Auburn Hills, MI1427031962
  8. Kenneth Easton, MDGrand Rapids, MI1194713669
  9. John Ehlert, M.D.Holland, MI1790774214
  10. Joshua Ellwitz, MDKalamazoo, MI1063615854

Common questions

What is Benjamin Dorenkamp, DO's NPI number?

Benjamin Dorenkamp, DO's National Provider Identifier (NPI) is 1417349986, issued on Feb 20, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Benjamin Dorenkamp, DO located?

The NPPES record lists a practice address at 2815 S Pennsylvania Ave, Lansing, MI, 48910. Phone: (517) 267-0200. Providers update this record themselves, so call before visiting.

How can I verify Benjamin Dorenkamp, DO's license?

Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Benjamin Dorenkamp, DO prescribe under Medicare Part D?

In 2024, Benjamin Dorenkamp, DO had 352 Medicare Part D claims for 173 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.

What is Benjamin Dorenkamp, DO's Medicare quality score?

The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.