NPPES file of Aug 9, 2026

Robert Gerald Mull, D.D.S.

Dentist · Grand Rapids, MI

Robert Gerald Mull, D.D.S. is a dentist with a practice address in Grand Rapids, Michigan, and NPI 1639394000, issued on Apr 13, 2007. Check the license (Michigan 17685, 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
1639394000
Name
Robert Gerald Mull
Credential
D.D.S.
Primary taxonomy
Dentist 122300000X
License number
17685 MI
Self-reported in NPPES; status is on the state search
Practice location
3935 Lake Michigan Dr NW, Grand Rapids, MI 49534
Phone
(616) 453-7755
Enumerated
Apr 13, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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 3935 Lake Michigan Dr NW

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

  1. Daniel Arsulowicz, O.D.Optometrist1982762241

Verify Robert Gerald Mull 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 17685
    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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17% fewer Medicare Part D claims than the average dentist in 2024

71 Medicare Part D claims for 52 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Robert Mull71
  2. Specialty average86

Most prescribed

  1. Amoxicillin34 claims
  2. Chlorhexidine Gluconate12 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.

Robert Gerald Mull among 3,439 dentist records in Michigan

Robert Gerald Mull, D.D.S. is one of 3,439 dentist records with a practice address in Michigan. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 24% of them.

  • NPI issued2007 · 24% of these records are older, 57% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dentist providers in Michigan

There are 3,439 dentist records in Michigan.

The 8 dentist records with the nearest ZIP codes

  1. Joel Carroll, DDS PCGrand Rapids, MI 495341992859441
  2. Jocelyn Davis, D.D.S.Grand Rapids, MI 495341144603861
  3. Mark Osenieks, DDSGrand Rapids, MI 495341912062902
  4. Soleil Singh, DDSWalker, MI 495341417574757
  5. Elizabeth Bakeman, DDSGrand Rapids, MI 495251528284163
  6. Stephanie Benton-Langejans, DDSGrand Rapids, MI 495251710144183
  7. David Boone, D.D.S.Grand Rapids, MI 495251528155025
  8. Jonathan Eagle, D.D.SGrand Rapids, MI 495251720261126

Common questions

What is Robert Gerald Mull, D.D.S.'s NPI number?

Robert Gerald Mull, D.D.S.'s National Provider Identifier (NPI) is 1639394000, issued on Apr 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert Gerald Mull, D.D.S. located?

The NPPES record lists a practice address at 3935 Lake Michigan Dr NW, Grand Rapids, MI, 49534. Phone: (616) 453-7755. Providers update this record themselves, so call before visiting.

How can I verify Robert Gerald Mull, D.D.S.'s license?

NPPES lists Michigan license number 17685, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Robert Gerald Mull, D.D.S. prescribe under Medicare Part D?

In 2024, Robert Gerald Mull, D.D.S. had 71 Medicare Part D claims for 52 beneficiaries; the average among dentist prescribers was 86. 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.