Amino Acid SequenceCalciumCalcium-Binding Proteins
Dr. Dexter Robert McKellar, MD
NPI1336633742PAC ID0840548103
- Medicare services, 2024
- 216
- Medicare patients, 2024
- 141
- Part D claims, 2024
- 3,962
- Publications
- 3
- Hospital affiliations
- 1
- Practice address
- 6050 Northland NE Dr, Rockford, MI 49341
- Practice phone
- Call (616) 685-8050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Trinity Health Medical Group
Rockford, Michigan
Find Dr. McKellar's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Dexter Robert McKellar is a family medicine physician in Rockford, Michigan
Dr. McKellar practices at Trinity Health Medical Group in Rockford, Michigan.
Dr. McKellar's NPI, 1336633742, was assigned on June 19, 2018. Dr. McKellar holds Michigan license 4301502149.
NPI and contact details
- NPI
- 1336633742NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840548103
- NPI enumeration date
- June 19, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 685-8050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dexter Robert McKellar practices at Trinity Health Medical Group in Rockford, Michigan
Dr. McKellar's primary practice is Trinity Health Medical Group, at 6050 Northland NE Dr, Rockford, MI 49341 in Kent County. The practice phone is (616) 685-8050.
- Trinity Health Medical Group6050 Northland NE Dr, Rockford, MI 49341 · Kent CountyPhone(616) 685-8050
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Dexter Robert McKellar is affiliated with 3 sites of care and 1 medical group
Dr. McKellar's primary practice is Trinity Health Medical Group in Rockford, Michigan. Dr. McKellar is also affiliated with Trinity Health Grand Rapids Hospital. The medical group on file is Trinity Health Medical Group. Dmand AI also links Dr. McKellar to 1 more group practice or clinic, named with a free account.
Trinity Health Medical GroupPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dexter Robert McKellar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McKellar practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Trinity Health Medical Group | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dexter Robert McKellar is one of 4,931 family medicine physicians in Michigan
Family medicine is Dr. McKellar's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. McKellar is licensed in Michigan.
Specialties and state licenses
- Family medicine, MichiganPrimary
Family medicine physicians near Dr. McKellar
Counts of family medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Dexter Robert McKellar billed Medicare for 216 services in 2024
CMS data shows 216 Medicare services from Dr. McKellar across 3 procedure codes in 2024, for 141 Medicare patients. Medicare paid $12,559 for them.
Medicare services, 2024216
Medicare patients141
Paid by Medicare$12,559
Procedure codes3
Dr. McKellar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2022024: 2167%
Where Dr. McKellar's Medicare services took place, 2024
- In an office16476%
- In a facility5224%
Dr. McKellar compared with the Michigan median for family medicine physicians, 2024
- Dr. McKellar
- Michigan median
- Medicare services
- 216vs 24813% below
- Medicare patients
- 141vs 11226% above
- Part D claims
- 3,352vs 1,0333.2 times
Medians across 4,990 family medicine physicians in Michigan with Dmand AI profiles that report each measure.
Dr. McKellar'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McKellar and other family medicine physicians in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dexter Robert McKellar treated 141 Medicare patients in 2024, average age 71
CMS counts 141 Medicare patients who saw Dr. McKellar in 2024. The largest group is 65 to 74, with 63 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. McKellar's median patient age at 54, with 43% women.
Medicare patients, 2024141
Average age71
Average risk score1.45
Also on Medicaid18%
Dr. McKellar's Medicare patients by age, 2024
Dr. McKellar's Medicare patients by sex, 2024
- Women6043%
- Men8157%
Chronic conditions among Dr. McKellar's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis49%
- Mood disorders35%
- Anxiety34%
- Depression32%
- Diabetes30%
- Ischemic heart disease29%
Share of Medicare patients with each condition. A patient can have several.
Dr. McKellar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women43%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dexter Robert McKellar wrote 3,962 Medicare Part D claims in 2024
In 2024, Dr. McKellar wrote 3,962 Medicare Part D claims for 639 patients. 89% of them were for generic drugs. CMS names the drug for 3,352 of them, across 85 drugs with 11 or more claims each, at $347,458 in total drug cost. In 2023, CMS named 3,178 claims across 81 drugs.
Part D claims, 20243,962
Drugs named by CMS85
Total drug cost$347,458
Part D patients639
Dr. McKellar's Part D claims by kind of drug, 2024
- Generic3,534 claims89%
- Brand-name414 claims10%
- Other14 claims0%
Dr. McKellar'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. McKellar's Part D claims, 2024
- Opioids4%141 of 3,962 claims
- Antibiotics2%64 of 3,962 claims
- Antipsychotics, patients 65 and over0%14 of 3,962 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: 3,1782024: 3,3525%
Drugs named by CMS: 85 in 2024, 81 in 2023.
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
How Dr. Dexter Robert McKellar takes part in Medicare
Dr. McKellar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- 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. Dexter Robert McKellar has 3 publications on record
Dmand AI links 3 papers to Dr. McKellar, published from 2016 to 2018. The most frequent topics are Insecta and Protein Binding.
Papers3
Years published2016 to 2018
Topics Dr. McKellar writes about most
- Insecta
- Protein Binding
Recent publications by Dr. McKellar
Adaptation, BiologicalBiological EvolutionCell Line
Containment of BiohazardsEquipment SafetyInsecta
See who Dr. McKellar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. McKellar works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Dexter Robert McKellar received $38 in industry payments from 2019 to 2020
CMS Open Payments shows 2 general payments to Dr. McKellar from 2 drug and device companies from 2019 to 2020. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $23.
General payments to Dr. McKellar by program year, 2019 to 2020
Companies that paid Dr. McKellar the most, 2019 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Dexter Robert McKellar's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Dexter Robert McKellar
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. Dexter Robert McKellar's NPI number?
Dr. Dexter Robert McKellar's NPI number is 1336633742. It was assigned on June 19, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Dexter Robert McKellar?
Dr. Dexter Robert McKellar is a family medicine physician in Rockford, Michigan. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Dexter Robert McKellar practice?
Dr. McKellar practices at 6050 Northland NE Dr, Rockford, MI 49341. Dr. McKellar's primary practice is Trinity Health Medical Group in Rockford, Michigan. Dmand AI also links Dr. McKellar to 1 group practice or clinic.
What is Dr. Dexter Robert McKellar's office phone number?
The practice phone on file for Dr. McKellar is (616) 685-8050.
What is Dr. Dexter Robert McKellar's medical license number?
Dr. McKellar holds Michigan license 4301502149.
Which hospitals is Dr. Dexter Robert McKellar affiliated with?
Dr. McKellar is affiliated with Trinity Health Grand Rapids Hospital.
What medical group is Dr. Dexter Robert McKellar part of?
Dr. McKellar is linked to Trinity Health Medical Group.
Does Dr. Dexter Robert McKellar accept Medicare?
Yes. CMS data shows Dr. McKellar billed Medicare for 216 services in 2024, and Dr. McKellar accepts Medicare assignment.
How many Medicare patients does Dr. Dexter Robert McKellar see?
CMS counts 141 Medicare patients who saw Dr. McKellar in 2024, with an average age of 71.
What services does Dr. Dexter Robert McKellar bill to Medicare?
In 2024, Dr. McKellar's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
What drugs does Dr. Dexter Robert McKellar prescribe most?
In 2024 Medicare Part D data, Dr. McKellar's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Gabapentin.
Has Dr. Dexter Robert McKellar received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to Dr. McKellar from 2 companies from 2019 to 2020. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Dexter Robert McKellar been practicing?
Dr. McKellar graduated from medical school in 2018, 8 years ago.
Does Dr. Dexter Robert McKellar do research?
Dmand AI links 3 publications to Dr. McKellar, published from 2016 to 2018.
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