NPPES file of Aug 9, 2026

Richard Lin-Tze Mason, M.D.

Family Medicine Physician · Grand Rapids, MI

Richard Lin-Tze Mason, M.D. is a family medicine physician with a practice address in Grand Rapids, Michigan, and NPI 1942640834, issued on Jun 25, 2013. Check the license (Michigan 4301103290, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942640834
Name
Richard Lin-Tze Mason
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
4301103290 MI
Self-reported in NPPES; status is on the state search
Practice location
2750 E Beltline Ave NE, Grand Rapids, MI 49525
Phone
(616) 267-7015
Enumerated
Jun 25, 2013
Record last updated
Mar 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160913001614); 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 2750 E Beltline Ave NE

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

  1. Craig Anderson, M.D.Internal Medicine Physician1568876290
  2. Keitasha Arnold, PHARMD, MPHPharmacist1689411589
  3. Rebecca Babon-Neuson, PAPhysician Assistant1396476941
  4. Ashley Blanchette, PHARMDPharmacist1477226512
  5. Brigid Bulger, PA-CPhysician Assistant1861775447
  6. Grace Burkheimer, D.O.Family Medicine Physician1871904409

Verify Richard Lin-Tze Mason 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 4301103290
    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

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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43% more Medicare Part D claims than the average family medicine physician in 2024

5,083 Medicare Part D claims for 431 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 212 claims were for opioids.

  1. Richard Mason5,083
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium452 claims
  2. Levothyroxine Sodium245 claims
  3. Rosuvastatin Calcium224 claims
  4. Losartan Potassium207 claims
  5. Lisinopril188 claims
  6. Amlodipine Besylate187 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: $20.37

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Richard Mason$20.37
  2. Specialty average$902.55

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

Bills Medicare through 3 group practices

  1. Center For Physical Rehabilitation And Therapy LPGrand Rapids, MI
  2. Center For Physical Rehabilitation IncGrand Rapids, MI
  3. 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).

Richard Lin-Tze Mason among 6,013 family medicine physician records in Michigan

Richard Lin-Tze Mason, M.D. is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 63% of them.

  • NPI issued2013 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2013 · median 2008 among the 3,493 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

317 family medicine physician records list a practice address in Grand Rapids

They are 317 of the 18,005 NPPES records with a practice address in Grand Rapids, and 6,013 family medicine physician records in Michigan.

The 8 family medicine physician records with the nearest ZIP codes

  1. William Ahrens, MDGrand Rapids, MI 495251417994088
  2. Philip Baty, MDGrand Rapids, MI 495251518918499
  3. Matthew Boutell, MDGrand Rapids, MI 495251043210818
  4. Jill Bultje, MDGrand Rapids, MI 495251568414241
  5. Mario Cesario, MDGrand Rapids, MI 495251124093679
  6. Diane Culik, MDGrand Rapids, MI 495251053378034
  7. John Duhn, DOGrand Rapids, MI 495251821043613
  8. Saleh Dyke, MDGrand Rapids, MI 495251477511145

Common questions

What is Richard Lin-Tze Mason, M.D.'s NPI number?

Richard Lin-Tze Mason, M.D.'s National Provider Identifier (NPI) is 1942640834, issued on Jun 25, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Richard Lin-Tze Mason, M.D. located?

The NPPES record lists a practice address at 2750 E Beltline Ave NE, Grand Rapids, MI, 49525. Phone: (616) 267-7015. Providers update this record themselves, so call before visiting.

How can I verify Richard Lin-Tze Mason, M.D.'s license?

NPPES lists Michigan license number 4301103290, 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 Richard Lin-Tze Mason, M.D. prescribe under Medicare Part D?

In 2024, Richard Lin-Tze Mason, M.D. had 5,083 Medicare Part D claims for 431 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.