Dr. Junwen Law, MD

  • Ada, MI
  • Family medicine physician
NPI1275945842PAC ID3375813082
Medicare services, 2024
171
Medicare patients, 2024
69
Part D claims, 2024
2,408
Publications
1
Hospital affiliations
1
Practice address
7128 Fulton E St, Ada, MI 49301
Practice phone
Call (616) 825-3500
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Corewell Health Medical Group West

Ada, Michigan

See all 4 affiliations

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Dr. Junwen Law is a family medicine physician in Ada, Michigan

Dr. Law practices at Corewell Health Medical Group West in Ada, Michigan.

Dr. Law's NPI, 1275945842, was assigned on May 29, 2014. Dr. Law graduated from Michigan State University College of Human Medicine in 2014. Dr. Law holds Michigan license 4301503841.

NPI and contact details
Medicare PAC ID
3375813082
NPI enumeration date
May 29, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(616) 825-3500
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
38
Medical school graduation
2014

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Junwen Law practices at Corewell Health Medical Group West in Ada, Michigan

Dr. Law's primary practice is Corewell Health Medical Group West, at 7128 Fulton E St, Ada, MI 49301 in Kent County. The practice phone is (616) 825-3500.

  • Corewell Health Medical Group West
    7128 Fulton E St, Ada, MI 49301 · Kent CountyPhone(616) 825-3500

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Junwen Law is affiliated with 3 sites of care and 1 medical group

Dr. Law's primary practice is Corewell Health Medical Group West in Ada, Michigan. Dr. Law is also affiliated with Corewell Health Grand Rapids Hospitals - Butterworth. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Dr. Law to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Law

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Junwen Law's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Law practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Corewell Health Medical Group WestAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Junwen Law is one of 4,931 family medicine physicians in Michigan

Family medicine is Dr. Law's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Law is licensed in Michigan.

Specialties and state licenses

  • Family medicine, MichiganPrimaryLicense 4301503841 · taxonomy 207Q00000X

Family medicine physicians near Dr. Law

Counts of family medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

4,931family medicine physicians in Michigan
3family medicine physicians in Ada

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Junwen Law billed Medicare for 171 services in 2024

CMS data shows 171 Medicare services from Dr. Law across 6 procedure codes in 2024, for 69 Medicare patients. Medicare paid $12,850 for them. Every service was in an office.

Medicare services, 2024171
Medicare patients69
Paid by Medicare$12,850
Procedure codes6

Dr. Law's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1032024: 8617%
Other services
2023: 422024: 5121%
Lab and pathology
2023: 172024: 2018%
Tests and treatments
2023: 152024: 147%

Dr. Law compared with the Michigan median for family medicine physicians, 2024

  • Dr. Law
  • Michigan median
Medicare services
171vs 24831% below
Medicare patients
69vs 11238% below
Part D claims
1,862vs 1,03380% above

Medians across 4,990 family medicine physicians in Michigan with Dmand AI profiles that report each measure.

Dr. Law's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Law

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Law and other family medicine physicians in Michigan.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Junwen Law treated 69 Medicare patients in 2024, average age 72

CMS counts 69 Medicare patients who saw Dr. Law in 2024. The largest group is 65 to 74, with 34 patients. 65% of them have high blood pressure, and 64% have high cholesterol. Their average risk score is 1.30, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Law's median patient age at 48, with 47% women.

Medicare patients, 202469
Average age72
Average risk score1.30

Dr. Law's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Law's Medicare patients by sex, 2024

  • Women3145%
  • Men3855%

Chronic conditions among Dr. Law's Medicare patients, 2024

  1. High blood pressure65%
  2. High cholesterol64%
  3. Arthritis35%
  4. Chronic kidney disease29%
  5. Diabetes26%
  6. Anxiety22%
  7. Mood disorders22%
  8. Depression19%

Share of Medicare patients with each condition. A patient can have several.

Dr. Law's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 48

Patient panel by sex, all payers

  • Women47%
  • Men52%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Junwen Law wrote 2,408 Medicare Part D claims in 2024

In 2024, Dr. Law wrote 2,408 Medicare Part D claims for 281 patients. 89% of them were for generic drugs. CMS names the drug for 1,862 of them, across 53 drugs with 11 or more claims each, at $180,607 in total drug cost. In 2023, CMS named 1,932 claims across 54 drugs.

Part D claims, 20242,408
Drugs named by CMS53
Total drug cost$180,607
Part D patients281

Dr. Law's Part D claims by kind of drug, 2024

  • Generic2,147 claims89%
  • Brand-name and other261 claims11%

Dr. Law's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Law's Part D claims, 2024

  • Opioids2%45 of 2,408 claims
  • Antibiotics2%58 of 2,408 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,9322024: 1,8624%

Drugs named by CMS: 53 in 2024, 54 in 2023.

See all prescribing by Dr. Law

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Junwen Law offers telehealth to Medicare patients

Dr. Law accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Law as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Junwen Law has 1 publication on record

Dmand AI links 1 paper to Dr. Law in 2015.

Papers1

Recent publications by Dr. Law

See all 1 publications and co-authors

See who Dr. Law researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Law works with, so you can find a warm path to the right family medicine physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Junwen Law received $439 in industry payments from 2017 to 2025

CMS Open Payments shows 4 general payments to Dr. Law from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Avanir Pharmaceuticals, Inc. paid the most, $125.

General payments to Dr. Law by program year, 2017 to 2025

Companies that paid Dr. Law the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Law

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Junwen Law graduated from Michigan State University College of Human Medicine

Dr. Law graduated from Michigan State University College of Human Medicine in 2014.

  1. Medical schoolMichigan State University College of Human Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Junwen Law's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Junwen Law

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Junwen Law's NPI number?

Dr. Junwen Law's NPI number is 1275945842. It was assigned on May 29, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Junwen Law?

Dr. Junwen Law is a family medicine physician in Ada, Michigan. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Junwen Law practice?

Dr. Law practices at 7128 Fulton E St, Ada, MI 49301. Dr. Law's primary practice is Corewell Health Medical Group West in Ada, Michigan. Dmand AI also links Dr. Law to 1 group practice or clinic.

What is Dr. Junwen Law's office phone number?

The practice phone on file for Dr. Law is (616) 825-3500.

What is Dr. Junwen Law's medical license number?

Dr. Law holds Michigan license 4301503841.

Which hospitals is Dr. Junwen Law affiliated with?

Dr. Law is affiliated with Corewell Health Grand Rapids Hospitals - Butterworth.

What medical group is Dr. Junwen Law part of?

Dr. Law is linked to Corewell Health Medical Group West.

Does Dr. Junwen Law accept Medicare?

Yes. CMS data shows Dr. Law billed Medicare for 171 services in 2024, and Dr. Law accepts Medicare assignment.

Does Dr. Junwen Law offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Law as offering telehealth services.

How many Medicare patients does Dr. Junwen Law see?

CMS counts 69 Medicare patients who saw Dr. Law in 2024, with an average age of 72.

Show 6 more questionsShow fewer questions

What services does Dr. Junwen Law bill to Medicare?

In 2024, Dr. Law's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and lab and pathology test (83036).

Where did Dr. Junwen Law go to medical school?

Dr. Law graduated from Michigan State University College of Human Medicine in 2014.

What drugs does Dr. Junwen Law prescribe most?

In 2024 Medicare Part D data, Dr. Law's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Amlodipine Besylate.

Has Dr. Junwen Law received payments from drug or device companies?

CMS Open Payments shows $439 in general payments to Dr. Law from 4 companies from 2017 to 2025. The largest total came from Avanir Pharmaceuticals, Inc.

How long has Dr. Junwen Law been practicing?

Dr. Law graduated from medical school in 2014, 12 years ago.

Does Dr. Junwen Law do research?

Dmand AI links 1 publication to Dr. Law.

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