Dr. Mark Hanna, MD
- Medicare services, 2024
- 294
- Medicare patients, 2024
- 153
- Part D claims, 2024
- 176
- Publications
- 8
- MIPS score, 2024
- 93
- Practice address
- 1500 Duarte Rd, Duarte, CA 91010
- Practice phone
- Call (800) 826-4673
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
City of Hope Comprehensive Cancer Center - Duarte
Duarte, California
Find Dr. Hanna'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. Mark Hanna is a colorectal surgeon in Duarte, California
Dr. Hanna practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.
Dr. Hanna's NPI, 1902120439, was assigned on March 26, 2010. Dr. Hanna graduated from American University of Beirut Faculty of Medicine in 2009. Dr. Hanna holds California license A126440.
- NPI
- 1902120439NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618256025
- NPI enumeration date
- March 26, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (800) 826-4673
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Hanna practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California
Dr. Hanna's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.
- City of Hope Comprehensive Cancer Center - Duarte1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Hanna is affiliated with 5 sites of care and 1 medical group
Dr. Hanna's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dr. Hanna is also affiliated with San Antonio Regional Hospital. The medical group on file is City of Hope. Dmand AI also links Dr. Hanna to 1 more hospital, 1 group practice or clinic and 1 other site, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Hanna's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hanna practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| City of Hope Comprehensive Cancer Center - Duarte | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Hanna is one of 187 colorectal surgeons in California
Colon and rectal surgery is Dr. Hanna's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Hanna is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dr. Hanna is licensed in California.
Specialties and state licenses
- Colon and rectal surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists colonoscopy, colon removal and hemorrhoids among the conditions Dr. Hanna treats.
Colorectal surgeons near Dr. Hanna
Counts of colorectal surgeons 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. Mark Hanna billed Medicare for 294 services in 2024
CMS data shows 294 Medicare services from Dr. Hanna across 7 procedure codes in 2024, for 153 Medicare patients. Medicare paid $29,289 for them.
Dr. Hanna's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2132024: 23410%
- Surgery
- 2023: 542024: 6011%
Where Dr. Hanna's Medicare services took place, 2024
- In an office28296%
- In a facility124%
Dr. Hanna compared with the California median for colorectal surgeons, 2024
- Dr. Hanna
- California median
- Medicare services
- 294vs 2709% above
- Medicare patients
- 153vs 155Close to median
- Part D claims
- 123vs 7173% above
Medians across 175 colorectal surgeons in California with Dmand AI profiles that report each measure.
Dr. Hanna'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.
Need commercial claims for Dr. Hanna?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hanna and other colorectal surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Hanna treated 153 Medicare patients in 2024, average age 72
CMS counts 153 Medicare patients who saw Dr. Hanna in 2024. The largest group is 65 to 74, with 75 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 37% are also on Medicaid. Their average risk score is 1.75, 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. Hanna's median patient age at 65, with 54% women.
Dr. Hanna's Medicare patients by age, 2024
Dr. Hanna's Medicare patients by sex, 2024
- Women8757%
- Men6643%
Chronic conditions among Dr. Hanna's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer55%
- Arthritis45%
- Diabetes37%
- Anxiety33%
- Ischemic heart disease33%
- Mood disorders31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hanna'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
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Hanna wrote 176 Medicare Part D claims in 2024
In 2024, Dr. Hanna wrote 176 Medicare Part D claims for 68 patients. 93% of them were for generic drugs. CMS names the drug for 123 of them, across 4 drugs with 11 or more claims each, at $2,811 in total drug cost. In 2023, CMS named 87 claims across 3 drugs.
Dr. Hanna's Part D claims by kind of drug, 2024
- Generic163 claims93%
- Brand-name13 claims7%
Dr. Hanna'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. Hanna's Part D claims, 2024
- Opioids8%14 of 176 claims
- Antibiotics41%72 of 176 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: 872024: 12341%
Drugs named by CMS: 4 in 2024, 3 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
Dr. Mark Hanna scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Hanna for performance year 2024, reported as part of a group. Dr. Hanna accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hanna as offering telehealth. CMS counts 41 procedures of colonoscopy by Dr. Hanna, more than 59% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Hanna's MIPS scores, performance year 2024
- 93of 100Final score
- 78.5of 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. Hanna ranks in Medicare procedure volume
- Colonoscopy
- 59th percentile41 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
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. Mark Hanna has 8 publications on record
Dmand AI links 8 papers to Dr. Hanna, published from 2015 to 2024. 2015 was the busiest year, with 2. The most frequent topics are Colectomy, Colonic Neoplasms and Neoadjuvant Therapy. Dr. Hanna has published most often in Am J Surg. Dr. Hanna's most frequent co-authors are Michael J Stamos, MD, Joseph C. Carmichael, MD and Steven Mills, MD.
Dr. Hanna's papers by year, 2015 to 2024
Topics Dr. Hanna writes about most
- Colectomy
- Colonic Neoplasms
- Neoadjuvant Therapy
- Postoperative Complications
Dr. Hanna's most frequent co-authors
- Michael J Stamos, MD5 shared papers
- Joseph C. Carmichael, MD4 shared papers
- Steven Mills, MD4 shared papers
Recent publications by Dr. Hanna
J Gastrointest Surg
See who Dr. Hanna researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hanna works with, so you can find a warm path to the right colorectal surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mark Hanna received $12,981 in industry payments from 2018 to 2022
CMS Open Payments shows 16 general payments to Dr. Hanna from 3 drug and device companies from 2018 to 2022. Education make up the largest share, 92% of the total. Intuitive Surgical, Inc. paid the most, $12,837.
General payments to Dr. Hanna by program year, 2018 to 2022
General payments to Dr. Hanna by kind, 2018 to 2022
- Education$12,00092%
- Food and beverage$9818%
Companies that paid Dr. Hanna the most, 2018 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Hanna has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Hanna, most recently Chairman’s Award for Outstanding Achievement As A Resident in 2017.
Awards and honors for Dr. Hanna
- 2017
- Chairman’s Award for Outstanding Achievement As A Resident
- Fawzia Gadallah Memorial Award For Humanism in Surgery
- 2015
- Dedication and Excellence in Research Award
Source: Dmand AI Professional Profile Data
Dr. Mark Hanna graduated from American University of Beirut Faculty of Medicine
Dr. Hanna graduated from American University of Beirut Faculty of Medicine in 2009. Dr. Hanna is a member of ACS, ASCRS and SSO.
- Medical school
- Board certified in colon & rectal surgery
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Mark Hanna accepts plans from 8 insurance carriers
Dr. Hanna is in network with 8 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Hanna accepts, by number of carriers
- Medicare7
- PPO6
- POS3
- EPO2
- HMO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark Hanna'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 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 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)Clinician Public Reporting: Overall MIPS Performance (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Mark Hanna
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. Mark Hanna's NPI number?
Dr. Mark Hanna's NPI number is 1902120439. It was assigned on March 26, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Hanna?
Dr. Mark Hanna is a colorectal surgeon in Duarte, California. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Dr. Mark Hanna practice?
Dr. Hanna practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. Hanna's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Dr. Hanna to 1 hospital, 1 group practice or clinic and 1 other site.
What is Dr. Mark Hanna's office phone number?
The practice phone on file for Dr. Hanna is (800) 826-4673.
What is Dr. Mark Hanna's medical license number?
Dr. Hanna holds California license A126440.
Which hospitals is Dr. Mark Hanna affiliated with?
Dr. Hanna is affiliated with San Antonio Regional Hospital. Dmand AI links Dr. Hanna to 1 more hospital.
What medical group is Dr. Mark Hanna part of?
Dr. Hanna is linked to City of Hope.
Does Dr. Mark Hanna accept Medicare?
Yes. CMS data shows Dr. Hanna billed Medicare for 294 services in 2024, and Dr. Hanna accepts Medicare assignment.
Does Dr. Mark Hanna offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hanna as offering telehealth services.
What is Dr. Mark Hanna's MIPS score?
Dr. Hanna's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Mark Hanna see?
CMS counts 153 Medicare patients who saw Dr. Hanna in 2024, with an average age of 72.
Is Dr. Mark Hanna board certified?
Yes. Dr. Hanna is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.
What services does Dr. Mark Hanna bill to Medicare?
In 2024, Dr. Hanna's most billed Medicare services were office visit, established patient (99215), office visit, new patient (99205) and office visit, established patient (99214).
Where did Dr. Mark Hanna go to medical school?
Dr. Hanna graduated from American University of Beirut Faculty of Medicine in 2009.
What drugs does Dr. Mark Hanna prescribe most?
In 2024 Medicare Part D data, Dr. Hanna's most prescribed drugs by claims were Metronidazole, Sod Sulf-Potass Sulf-Mag Sulf and Lidocaine-Prilocaine.
Has Dr. Mark Hanna received payments from drug or device companies?
CMS Open Payments shows $12,981 in general payments to Dr. Hanna from 3 companies from 2018 to 2022. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Mark Hanna been practicing?
Dr. Hanna graduated from medical school in 2009, 17 years ago.
Does Dr. Mark Hanna do research?
Dmand AI links 8 publications to Dr. Hanna, published from 2015 to 2024.
Who does Dr. Mark Hanna publish with?
Dr. Hanna's most frequent co-authors are Michael J Stamos, MD (5 shared papers), Joseph C. Carmichael, MD (4 shared papers) and Steven Mills, MD (4 shared papers).
What insurance does Dr. Mark Hanna accept?
Dr. Hanna is in network with 8 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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