Dr. Rafat H. Ansari, MD
- Medicare services, 2022
- 29,109
- Part D claims, 2024
- 17
- Publications
- 14
- Clinical trials
- 2
- Hospital affiliations
- 1
- Practice address
- 605 Oak Street, Big Rapids, MI 49307
- Practice phone
- Call (231) 796-8691
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ansari'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. Rafat H. Ansari is a medical oncologist in Big Rapids, Michigan
Dr. Ansari practices at Corewell Health Big Rapids Hospital in Big Rapids, Michigan, part of Corewell Health.
Dr. Ansari's NPI, 1013911593, was assigned on June 13, 2005. Dr. Ansari holds Indiana license 01028409A.
- NPI
- 1013911593NPI Registry (opens in a new tab)
- NPI enumeration date
- June 13, 2005
- NPI status
- Active
- Practice phone
- (231) 796-8691
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Rafat H. Ansari practices at Corewell Health Big Rapids Hospital in Big Rapids, Michigan
Dr. Ansari's primary practice is Corewell Health Big Rapids Hospital, at 605 Oak Street, Big Rapids, MI 49307 in Mecosta County. The practice phone is (231) 796-8691.
- Corewell Health Big Rapids Hospital605 Oak Street, Big Rapids, MI 49307 · Mecosta CountyPhone(231) 796-8691
Source: Dmand AI Affiliation Data
Dr. Rafat H. Ansari is affiliated with 2 sites of care and 1 medical group
Dr. Ansari's primary practice is Corewell Health Big Rapids Hospital in Big Rapids, Michigan, part of Corewell Health. The medical group on file is Michiana Hematology-Oncology, PC. Dmand AI also links Dr. Ansari to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rafat H. Ansari's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ansari practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Big Rapids Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rafat H. Ansari is one of 171 medical oncologists in Michigan
Medical oncology is Dr. Ansari's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dmand AI has Dr. Ansari's licenses on file in 2 states: Indiana and Michigan.
Specialties and state licenses
- Medical oncology, IndianaPrimary
- Hematology and oncology, Michigan
Medical oncologists near Dr. Ansari
Counts of medical oncologists 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. Rafat H. Ansari billed Medicare for 29,109 services in 2022
CMS data shows 29,109 Medicare services from Dr. Ansari across 28 procedure codes in 2022. Medicare paid $339,897 for them. Every service was in an office.
Dr. Ansari's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Drugs given in the office
- 2021: 66,9752022: 17,48574%
- Other services
- 2021: 43,2162022: 9,60178%
- Office and hospital visits
- 2021: 1,7202022: 1,02940%
- Tests and treatments
- 2021: 2,0792022: 72065%
- Imaging
- 2021: 4532022: 27440%
Dr. Ansari compared with the Michigan median for medical oncologists, 2022
- Dr. Ansari
- Michigan median
- Medicare services
- 29,109vs 36480.0 times
- Part D claims
- 18vs 33495% below
Medians across 165 medical oncologists in Michigan with Dmand AI profiles that report each measure.
Dr. Ansari's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Ansari?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ansari and other medical oncologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rafat H. Ansari's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Ansari's median patient age at 69, with 71% women.
Dr. Ansari's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women71%
- Men29%
Source: Dmand AI Patient Panel Data
Dr. Rafat H. Ansari wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Ansari wrote 17 Medicare Part D claims. 71% of them were for generic drugs. They cover 1 drug, with $542 in total drug cost. In 2022, CMS named 1,071 claims across 33 drugs.
Dr. Ansari's Part D claims by kind of drug, 2024
- Generic12 claims71%
- Brand-name and other5 claims29%
Dr. Ansari's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1,0712023: 1898%
Drugs named by CMS: 1 in 2023, 33 in 2022.
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
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Dr. Rafat H. Ansari has 14 publications on record
Dmand AI links 14 papers to Dr. Ansari, published from 2010 to 2024. 2010 was the busiest year, with 3. The most frequent topics are Antineoplastic Combined Chemotherapy Protocols, Antibodies, Monoclonal, Humanized and Carcinoma, Non-Small-Cell Lung. Dr. Ansari has published most often in J Thorac Oncol. Dr. Ansari's most frequent co-authors are Grace K. Dy, MD, Lowell L. Hart, MD and Karuna S. Koneru, MD.
Dr. Ansari's papers by year, 2010 to 2024
Topics Dr. Ansari writes about most
- Antineoplastic Combined Chemotherapy Protocols
- Antibodies, Monoclonal, Humanized
- Carcinoma, Non-Small-Cell Lung
- Lung Neoplasms
- Bevacizumab
- Breast Neoplasms
- Carboplatin
- Chemotherapy, Adjuvant
Dr. Ansari's most frequent co-authors
Recent publications by Dr. Ansari
Breast Cancer Res Treat
See who Dr. Ansari researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ansari works with, so you can find a warm path to the right medical oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Rafat H. Ansari has worked on 2 clinical trials
Dmand AI links Dr. Ansari to 2 clinical trials. Conditions studied include Lung Neoplasms and Thoracic Neoplasms.
Conditions in Dr. Ansari's trials
- Lung Neoplasms
- Thoracic Neoplasms
Investigators on the most trials with Dr. Ansari
- Aaron M. Allen, MD1 shared trial
- Mark Emerson Augspurger, MD1 shared trial
- Maria Quintos Baggstrom, MD1 shared trial
Recent clinical trials with Dr. Ansari
Radiation Therapy Regimens in Treating Patients With Limited-Stage Small Cell Lung Cancer Receiving Cisplatin and Etoposide (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Rafat H. Ansari received $127,829 in industry payments from 2016 to 2025
CMS Open Payments shows 174 general payments to Dr. Ansari from 37 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 51% of the total. GlaxoSmithKline, LLC. paid the most, $37,670.
General payments to Dr. Ansari by program year, 2016 to 2025
General payments to Dr. Ansari by kind, 2016 to 2025
- Speaker and faculty fees$65,57551%
- Consulting fees$38,57830%
- Honoraria$8,8007%
- Food and beverage$8,2766%
- Other$6,6015%
Companies that paid Dr. Ansari the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Rafat H. Ansari'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. Rafat H. Ansari
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. Rafat H. Ansari's NPI number?
Dr. Rafat H. Ansari's NPI number is 1013911593. It was assigned on June 13, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Rafat H. Ansari?
Dr. Rafat H. Ansari is a medical oncologist in Big Rapids, Michigan. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. Rafat H. Ansari practice?
Dr. Ansari practices at 605 Oak Street, Big Rapids, MI 49307. Dr. Ansari's primary practice is Corewell Health Big Rapids Hospital in Big Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Ansari to 1 group practice or clinic.
What is Dr. Rafat H. Ansari's office phone number?
The practice phone on file for Dr. Ansari is (231) 796-8691.
What is Dr. Rafat H. Ansari's medical license number?
Dr. Ansari holds Indiana license 01028409A, one of the licenses on file in 2 states.
Which states has Dr. Rafat H. Ansari been licensed in?
Dmand AI has state licenses on file for Dr. Ansari in Indiana and Michigan.
Which hospitals is Dr. Rafat H. Ansari affiliated with?
Dr. Ansari practices at Corewell Health Big Rapids Hospital in Big Rapids, Michigan.
What medical group is Dr. Rafat H. Ansari part of?
Dr. Ansari is linked to Michiana Hematology-Oncology, PC.
Does Dr. Rafat H. Ansari accept Medicare?
Yes. CMS data shows Dr. Ansari billed Medicare for 29,109 services in 2022.
What services does Dr. Rafat H. Ansari bill to Medicare?
In 2022, Dr. Ansari's most billed Medicare services were injected or infused drug (J0881), medicare temporary code (Q9967) and injected or infused drug (J0897).
Show 5 more questionsShow fewer questions
What drugs does Dr. Rafat H. Ansari prescribe most?
In 2023 Medicare Part D data, Dr. Ansari's most prescribed drugs by claims were Anastrozole.
Has Dr. Rafat H. Ansari received payments from drug or device companies?
CMS Open Payments shows $127,829 in general payments to Dr. Ansari from 37 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Rafat H. Ansari been practicing?
Dr. Ansari graduated from medical school in 1974, 52 years ago.
Does Dr. Rafat H. Ansari do research?
Dmand AI links 14 publications to Dr. Ansari, published from 2010 to 2024. Dr. Ansari has worked on 2 clinical trials.
Who does Dr. Rafat H. Ansari publish with?
Dr. Ansari's most frequent co-authors are Grace K. Dy, MD (2 shared papers), Lowell L. Hart, MD (2 shared papers) and Karuna S. Koneru, MD (2 shared papers).
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