Dr. Haroon Rehman, MD

  • Carmichael, CA
  • Medical oncologist
NPI1952784852PAC ID9234448077
Medicare services, 2024
1,207
Medicare patients, 2024
463
Part D claims, 2024
1,612
Publications
29
MIPS score, 2024
100
Practice address
6511 Coyle Ave, Carmichael, CA 95608-0306
Practice phone
Call (916) 556-3300
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Mercy Medical Group, A Service Of Dignity Health Medical Foundation

Multi-specialty group site · Carmichael, California

See all 8 affiliations

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Dr. Haroon Rehman is a medical oncologist in Carmichael, California

Dr. Rehman practices at Mercy Medical Group, A Service Of Dignity Health Medical Foundation in Carmichael, California.

Dr. Rehman's NPI, 1952784852, was assigned on July 9, 2015. Dr. Rehman graduated from Ross University School of Medicine in 2014. Dr. Rehman holds California license A168291.

NPI and contact details
Medicare PAC ID
9234448077
NPI enumeration date
July 9, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(916) 556-3300
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
37
Medical school graduation
2014

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

Dr. Haroon Rehman practices at Mercy Medical Group, A Service of Dignity Health Medical Foundation in Carmichael, California

Dr. Rehman's primary practice is Mercy Medical Group, A Service of Dignity Health Medical Foundation, at 6511 Coyle Ave, Carmichael, CA 95608-0306. The practice phone is (916) 556-3300.

  • Mercy Medical Group, A Service of Dignity Health Medical Foundation
    6511 Coyle Ave, Carmichael, CA 95608-0306Phone(916) 556-3300

Source: Dmand AI Affiliation Data

Dr. Haroon Rehman is affiliated with 6 sites of care and 2 medical groups

Dr. Rehman's primary practice is Mercy Medical Group, A Service Of Dignity Health Medical Foundation in Carmichael, California. Dr. Rehman is also affiliated with Dignity Health - Mercy San Juan Medical Center. The medical group on file is Mercy Medical Group. Dmand AI also links Dr. Rehman to 4 more hospitals and 1 medical group, each named with a free account.

See all 8 affiliations for Dr. Rehman

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Haroon Rehman's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rehman practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercy Medical Group, A Service Of Dignity Health Medical FoundationAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Haroon Rehman is one of 415 medical oncologists in California

Medical oncology is Dr. Rehman's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Rehman is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Rehman's licenses on file in 2 states: California and Ohio.

Specialties and state licenses

  • Medical oncology, CaliforniaPrimaryLicense A168291 · 2020 to 2026 · taxonomy 207RX0202X
  • Ohio license2015 to 2018

Clinical focus

Dmand AI lists breast cancer, chronic anemia, colorectal cancer, lung cancer, lymphoma, multiple myeloma, prostate cancer and purpura and thrombocytopenia among the conditions Dr. Rehman treats.

Medical oncologists near Dr. Rehman

Counts of medical oncologists with a Dmand AI profile, by place and practice. Each opens the list.

415medical oncologists in California
2medical oncologists in Carmichael

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

Dr. Haroon Rehman billed Medicare for 1,207 services in 2024

CMS data shows 1,207 Medicare services from Dr. Rehman across 5 procedure codes in 2024, all of them office visits, for 463 Medicare patients. Medicare paid $93,434 for them.

Medicare services, 20241,207
Medicare patients463
Paid by Medicare$93,434
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,1652024: 1,2074%

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

  • In an office21518%
  • In a facility99282%

Dr. Rehman compared with the California median for medical oncologists, 2024

  • Dr. Rehman
  • California median
Medicare services
1,207vs 4962.4 times
Medicare patients
463vs 1543.0 times
Part D claims
1,343vs 1449.3 times

Medians across 358 medical oncologists in California with Dmand AI profiles that report each measure.

Dr. Rehman'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. Rehman

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rehman and other medical oncologists in California.

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

Dr. Haroon Rehman treated 463 Medicare patients in 2024, average age 74

CMS counts 463 Medicare patients who saw Dr. Rehman in 2024. The largest group is 65 to 74, with 191 patients. 73% of them have high blood pressure, and 67% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.10, 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. Rehman's median patient age at 65, with 66% women.

Medicare patients, 2024463
Average age74
Average risk score2.10
Also on Medicaid24%

Dr. Rehman's Medicare patients by age, 2024

Dr. Rehman's Medicare patients by sex, 2024

  • Women27960%
  • Men18440%

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

  1. High blood pressure73%
  2. High cholesterol67%
  3. Cancer56%
  4. Arthritis42%
  5. Diabetes28%
  6. COPD25%
  7. Chronic kidney disease25%
  8. Ischemic heart disease25%

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

Dr. Rehman's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women66%
  • Men33%

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

Dr. Haroon Rehman wrote 1,612 Medicare Part D claims in 2024

In 2024, Dr. Rehman wrote 1,612 Medicare Part D claims for 246 patients. 87% of them were for generic drugs. CMS names the drug for 1,343 of them, across 39 drugs with 11 or more claims each, at $1,723,619 in total drug cost. In 2023, CMS named 1,343 claims across 40 drugs.

Part D claims, 20241,612
Drugs named by CMS39
Total drug cost$1.7M
Part D patients246

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

  • Generic1,408 claims87%
  • Brand-name204 claims13%

Dr. Rehman'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. Rehman's Part D claims, 2024

  • Opioids9%140 of 1,612 claims
  • Antibiotics6%94 of 1,612 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: 1,3432024: 1,343No change

Drugs named by CMS: 39 in 2024, 40 in 2023.

See all prescribing by Dr. Rehman

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. Haroon Rehman scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Rehman for performance year 2024, reported through an alternative payment model (APM). Dr. Rehman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rehman as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Rehman's MIPS scores, performance year 2024

  • 100of 100Final score
  • 86.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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

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

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Dr. Haroon Rehman has 29 publications on record

Dmand AI links 29 papers to Dr. Rehman, published from 2011 to 2021. 2015 was the busiest year, with 6. The most frequent topics are Laparoscopy, Appendectomy and Randomized Controlled Trials as Topic. Dr. Rehman has published most often in Int J Surg. Dr. Rehman's most frequent co-authors are Irfan B. Ahmed, MD, Haroon Ur Rehman, MD and Omar Aly.

Papers29
Years published2011 to 2021

Dr. Rehman's papers by year, 2011 to 2021

Topics Dr. Rehman writes about most

  • Laparoscopy
  • Appendectomy
  • Randomized Controlled Trials as Topic
  • Appendicitis
  • Fracture Fixation, Intramedullary
  • Knee Joint
  • Ankle Fractures
  • Bone Nails

Dr. Rehman's most frequent co-authors

Recent publications by Dr. Rehman

See all 29 publications and co-authors

See who Dr. Rehman researches with

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

How network discovery works

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

Dr. Haroon Rehman received $114 in industry payments from 2021 to 2023

CMS Open Payments shows 5 general payments to Dr. Rehman from 1 drug or device company from 2021 to 2023. Education make up the largest share, 100% of the total. Pfizer Inc. paid the most, $114.

General payments to Dr. Rehman by program year, 2021 to 2023

Companies that paid Dr. Rehman the most, 2021 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Rehman

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

Dr. Haroon Rehman graduated from Ross University School of Medicine

Dr. Rehman graduated from Ross University School of Medicine in 2014.

  1. Medical schoolRoss University School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Haroon Rehman accepts plans from 13 insurance carriers

Dr. Rehman is in network with 13 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Regence Health Plans
  • Alliant Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Rehman accepts, by number of carriers

  1. PPO9
  2. HMO6
  3. Medicare6
  4. EPO4
  5. POS2

Source: Dmand AI Insurance Network Data

Sources for Dr. Haroon Rehman'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 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)
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
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. Haroon Rehman

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. Haroon Rehman's NPI number?

Dr. Haroon Rehman's NPI number is 1952784852. It was assigned on July 9, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Haroon Rehman?

Dr. Haroon Rehman is a medical oncologist in Carmichael, California. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).

Where does Dr. Haroon Rehman practice?

Dr. Rehman practices at 6511 Coyle Ave, Carmichael, CA 95608-0306. Dr. Rehman's primary practice is Mercy Medical Group, A Service Of Dignity Health Medical Foundation in Carmichael, California. Dmand AI also links Dr. Rehman to 4 hospitals and 1 medical group.

What is Dr. Haroon Rehman's office phone number?

The practice phone on file for Dr. Rehman is (916) 556-3300.

What is Dr. Haroon Rehman's medical license number?

Dr. Rehman holds California license A168291, one of the licenses on file in 2 states.

Which states has Dr. Haroon Rehman been licensed in?

Dmand AI has state licenses on file for Dr. Rehman in California (2020 to 2026) and Ohio (2015 to 2018).

Which hospitals is Dr. Haroon Rehman affiliated with?

Dr. Rehman is affiliated with Dignity Health - Mercy San Juan Medical Center. Dmand AI links Dr. Rehman to 4 more hospitals.

What medical group is Dr. Haroon Rehman part of?

Dr. Rehman is linked to Mercy Medical Group. Dmand AI links Dr. Rehman to 1 more medical group.

Does Dr. Haroon Rehman accept Medicare?

Yes. CMS data shows Dr. Rehman billed Medicare for 1,207 services in 2024, and Dr. Rehman accepts Medicare assignment.

Does Dr. Haroon Rehman offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Haroon Rehman's MIPS score?

Dr. Rehman's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Haroon Rehman see?

CMS counts 463 Medicare patients who saw Dr. Rehman in 2024, with an average age of 74.

Is Dr. Haroon Rehman board certified?

Yes. Dr. Rehman is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Haroon Rehman bill to Medicare?

In 2024, Dr. Rehman's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).

Where did Dr. Haroon Rehman go to medical school?

Dr. Rehman graduated from Ross University School of Medicine in 2014.

What drugs does Dr. Haroon Rehman prescribe most?

In 2024 Medicare Part D data, Dr. Rehman's most prescribed drugs by claims were Ondansetron HCl, Prochlorperazine Maleate and Tamoxifen Citrate.

Has Dr. Haroon Rehman received payments from drug or device companies?

CMS Open Payments shows $114 in general payments to Dr. Rehman from 1 company from 2021 to 2023. The largest total came from Pfizer Inc.

How long has Dr. Haroon Rehman been practicing?

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

Does Dr. Haroon Rehman do research?

Dmand AI links 29 publications to Dr. Rehman, published from 2011 to 2021.

Who does Dr. Haroon Rehman publish with?

Dr. Rehman's most frequent co-authors are Irfan B. Ahmed, MD (3 shared papers), Haroon Ur Rehman, MD (2 shared papers) and Omar Aly (1 shared paper).

What insurance does Dr. Haroon Rehman accept?

Dr. Rehman is in network with 13 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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