Dr. Afrin Kamal Rahman, MD

  • Stanford, CA
  • Gastroenterologist
NPI1144516816PAC ID9133358377
Medicare services, 2024
745
Medicare patients, 2024
361
Part D claims, 2024
1,025
MIPS score, 2024
89
Hospital affiliations
2
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 4 affiliations

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Dr. Afrin Kamal Rahman is a gastroenterologist in Stanford, California

Dr. Rahman practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Rahman's NPI, 1144516816, was assigned on June 21, 2011. Dr. Rahman graduated from UMKC School of Medicine in 2011. Dr. Rahman's California license number on file is A156534.

NPI and contact details
Medicare PAC ID
9133358377
NPI enumeration date
June 21, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
41
Medical school graduation
2011

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

Dr. Afrin Kamal Rahman practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Rahman's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Afrin Kamal Rahman is affiliated with 2 sites of care and 2 medical groups

Dr. Rahman's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Rahman to 1 more hospital and 1 medical group, each named with a free account. Dr. Rahman's employer is on file too: a hospital.

See all 4 affiliations for Dr. Rahman

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Afrin Kamal Rahman's practice

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

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Afrin Kamal Rahman is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Rahman's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Rahman is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Rahman's licenses on file in 2 states: California and Missouri.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A156534 · 2018 to 2025 · taxonomy 207RG0100X
  • Internal medicine, MissouriLicense 2011018166 · 2013 to 2016 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, bile duct problems, colonoscopy, gastroenteritis, gastrointestinal bleeding, gastrointestinal inflammation, hemorrhoids and irritable bowel syndrome (IBS) among the conditions Dr. Rahman treats.

Gastroenterologists near Dr. Rahman

Counts of gastroenterologists 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. Afrin Kamal Rahman billed Medicare for 745 services in 2024

CMS data shows 745 Medicare services from Dr. Rahman across 15 procedure codes in 2024, for 361 Medicare patients. Medicare paid $75,674 for them.

Medicare services, 2024745
Medicare patients361
Paid by Medicare$75,674
Procedure codes15

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

  • 2023
  • 2024
Office and hospital visits
2023: 4302024: 37712%
Tests and treatments
2023: 1122024: 16446%
Surgery
2023: 1632024: 13418%
Other services
2023: 162024: 70338%

Where Dr. Rahman's Medicare services took place, 2024

  • In an office59179%
  • In a facility15421%

Dr. Rahman compared with the California median for gastroenterologists, 2024

  • Dr. Rahman
  • California median
Medicare services
745vs 58627% above
Medicare patients
361vs 30220% above
Part D claims
953vs 3802.5 times

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

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

Dr. Afrin Kamal Rahman treated 361 Medicare patients in 2024, average age 72

CMS counts 361 Medicare patients who saw Dr. Rahman in 2024. The largest group is 65 to 74, with 156 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 31% are also on Medicaid. Their average risk score is 1.92, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Rahman's median patient age at 55, with 58% women.

Medicare patients, 2024361
Average age72
Average risk score1.92
Also on Medicaid31%

Dr. Rahman's Medicare patients by age, 2024

Dr. Rahman's Medicare patients by sex, 2024

  • Women21961%
  • Men14239%

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

  1. High cholesterol75%
  2. High blood pressure73%
  3. Arthritis48%
  4. Anxiety35%
  5. Diabetes32%
  6. Ischemic heart disease32%
  7. Mood disorders32%
  8. Depression29%

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

Dr. Rahman's patients across all payers

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

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women58%
  • Men41%

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

Dr. Afrin Kamal Rahman wrote 1,025 Medicare Part D claims in 2024

In 2024, Dr. Rahman wrote 1,025 Medicare Part D claims for 218 patients. 76% of them were for generic drugs. CMS names the drug for 953 of them, across 15 drugs with 11 or more claims each, at $132,826 in total drug cost. In 2023, CMS named 821 claims across 12 drugs.

Part D claims, 20241,025
Drugs named by CMS15
Total drug cost$132,826
Part D patients218

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

  • Generic784 claims76%
  • Brand-name241 claims24%

Dr. Rahman'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 8212024: 95316%

Drugs named by CMS: 15 in 2024, 12 in 2023.

See all prescribing by Dr. Rahman

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. Afrin Kamal Rahman scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Rahman for performance year 2024, reported as part of a group. Dr. Rahman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rahman as offering telehealth. CMS counts 137 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Rahman, more than 83% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Rahman's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Rahman ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
83rd percentile137 procedures
Colonoscopy
56th percentile34 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Afrin Kamal Rahman received $1,676 in industry payments from 2016 to 2025

CMS Open Payments shows 28 general payments to Dr. Rahman from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 88% of the total. Covidien LP paid the most, $376.

General payments to Dr. Rahman by program year, 2016 to 2025

General payments to Dr. Rahman by kind, 2016 to 2025

$1.7Kin total
  • Food and beverage$1,48388%
  • Education$19312%

Companies that paid Dr. Rahman the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Rahman

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

Dr. Afrin Kamal Rahman graduated from UMKC School of Medicine

Dr. Rahman graduated from UMKC School of Medicine in 2011.

  1. Medical schoolUMKC School of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Afrin Kamal Rahman accepts plans from 10 insurance carriers

Dr. Rahman is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • +2 more carriersWith a free account

Plan types Dr. Rahman accepts, by number of carriers

  1. Medicare6
  2. PPO6
  3. POS4
  4. EPO3
  5. HMO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Afrin Kamal Rahman'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Afrin Kamal Rahman

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. Afrin Kamal Rahman's NPI number?

Dr. Afrin Kamal Rahman's NPI number is 1144516816. It was assigned on June 21, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. Afrin Kamal Rahman?

Dr. Afrin Kamal Rahman is a gastroenterologist in Stanford, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Afrin Kamal Rahman practice?

Dr. Rahman practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Rahman's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Rahman to 1 hospital and 1 medical group.

What is Dr. Afrin Kamal Rahman's office phone number?

The practice phone on file for Dr. Rahman is (650) 723-4000.

What is Dr. Afrin Kamal Rahman's medical license number?

Dr. Rahman's California license number on file is A156534, one of the licenses on file in 2 states.

Which states has Dr. Afrin Kamal Rahman been licensed in?

Dmand AI has state licenses on file for Dr. Rahman in California (2018 to 2025) and Missouri (2013 to 2016).

Which hospitals is Dr. Afrin Kamal Rahman affiliated with?

Dr. Rahman practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Rahman to 1 more hospital.

What medical group is Dr. Afrin Kamal Rahman part of?

Dr. Rahman is linked to Stanford Health Care. Dmand AI links Dr. Rahman to 1 more medical group.

Does Dr. Afrin Kamal Rahman accept Medicare?

Yes. CMS data shows Dr. Rahman billed Medicare for 745 services in 2024, and Dr. Rahman accepts Medicare assignment.

Does Dr. Afrin Kamal Rahman offer telehealth?

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

Show 9 more questionsShow fewer questions

What is Dr. Afrin Kamal Rahman's MIPS score?

Dr. Rahman's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Afrin Kamal Rahman see?

CMS counts 361 Medicare patients who saw Dr. Rahman in 2024, with an average age of 72.

Is Dr. Afrin Kamal Rahman board certified?

Yes. Dr. Rahman is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Afrin Kamal Rahman bill to Medicare?

In 2024, Dr. Rahman's most billed Medicare services were office visit, established patient (99215), surgery: digestive system (43239) and medicare service (G2211).

Where did Dr. Afrin Kamal Rahman go to medical school?

Dr. Rahman graduated from UMKC School of Medicine in 2011.

What drugs does Dr. Afrin Kamal Rahman prescribe most?

In 2024 Medicare Part D data, Dr. Rahman's most prescribed drugs by claims were Esomeprazole Magnesium, Omeprazole and Linzess.

Has Dr. Afrin Kamal Rahman received payments from drug or device companies?

CMS Open Payments shows $1,676 in general payments to Dr. Rahman from 13 companies from 2016 to 2025. The largest total came from Covidien LP.

How long has Dr. Afrin Kamal Rahman been practicing?

Dr. Rahman graduated from medical school in 2011, 15 years ago.

What insurance does Dr. Afrin Kamal Rahman accept?

Dr. Rahman is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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