Dr. Sayl Hashim Abbas Bunyan, MD
- Medicare services, 2024
- 401
- Medicare patients, 2024
- 230
- Part D claims, 2024
- 244
- MIPS score, 2024
- 76
- Hospital affiliations
- 3
- Practice address
- 17201 Interstate 45 South, The Woodlands, TX 77385
- Practice phone
- Call (936) 270-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bunyan'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. Sayl Hashim Abbas Bunyan is a general surgeon in The Woodlands, Texas
Dr. Bunyan practices at Houston Methodist The Woodlands Hospital in The Woodlands, Texas, part of Houston Methodist.
Dr. Bunyan's NPI, 1104146679, was assigned on June 8, 2010. Dr. Bunyan graduated from University of Baghdad College of Medicine in 2006. Dr. Bunyan's Texas license number on file is Q4569.
- NPI
- 1104146679NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224348172
- NPI enumeration date
- June 8, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (936) 270-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sayl Hashim Abbas Bunyan practices at Houston Methodist the Woodlands Hospital in The Woodlands, Texas
Dr. Bunyan's primary practice is Houston Methodist the Woodlands Hospital, at 17201 Interstate 45 South, The Woodlands, TX 77385 in Montgomery County. The practice phone is (936) 270-2000.
- Houston Methodist the Woodlands Hospital17201 Interstate 45 South, The Woodlands, TX 77385 · Montgomery CountyPhone(936) 270-2000
Source: Dmand AI Affiliation Data
Dr. Sayl Hashim Abbas Bunyan is affiliated with 5 sites of care and 2 medical groups
Dr. Bunyan's primary practice is Houston Methodist The Woodlands Hospital in The Woodlands, Texas, part of Houston Methodist. Dr. Bunyan is also affiliated with Memorial Hermann Greater Heights Hospital. The medical group on file is Surgical Group of The Woodlands. Dmand AI also links Dr. Bunyan to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sayl Hashim Abbas Bunyan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bunyan practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Houston Methodist The Woodlands Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Houston Methodist and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sayl Hashim Abbas Bunyan is one of 1,939 general surgeons in Texas
Surgery is Dr. Bunyan's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Bunyan is board certified in surgery by the American Board of Surgery. Dr. Bunyan has a license on file in Texas.
Specialties and state licenses
- Surgery, TexasPrimary
Clinical focus
Dmand AI lists abdominal adhesion surgery, abdominal hernia repair surgery, acute gallbladder or bile duct inflammation, appendectomy, cancerous skin growth removal, colon removal, esophagus, stomach, or upper small intestine surgery and gallbladder removal among the conditions Dr. Bunyan treats.
General surgeons near Dr. Bunyan
Counts of general 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. Sayl Hashim Abbas Bunyan billed Medicare for 401 services in 2024
CMS data shows 401 Medicare services from Dr. Bunyan across 11 procedure codes in 2024, for 230 Medicare patients. Medicare paid $94,097 for them.
Dr. Bunyan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2472024: 2574%
- Surgery
- 2023: 1212024: 14419%
Where Dr. Bunyan's Medicare services took place, 2024
- In an office18646%
- In a facility21554%
Dr. Bunyan compared with the Texas median for general surgeons, 2024
- Dr. Bunyan
- Texas median
- Medicare services
- 401vs 1183.4 times
- Medicare patients
- 230vs 972.4 times
- Part D claims
- 145vs 423.5 times
Medians across 1,674 general surgeons in Texas with Dmand AI profiles that report each measure.
Dr. Bunyan'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. Bunyan and other general surgeons in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sayl Hashim Abbas Bunyan treated 230 Medicare patients in 2024, average age 73
CMS counts 230 Medicare patients who saw Dr. Bunyan in 2024. The largest group is 65 to 74, with 114 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bunyan's median patient age at 64, with 50% women.
Dr. Bunyan's Medicare patients by age, 2024
Dr. Bunyan's Medicare patients by sex, 2024
- Women11751%
- Men11349%
Chronic conditions among Dr. Bunyan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Ischemic heart disease41%
- Chronic kidney disease32%
- Anxiety29%
- Diabetes27%
- Atrial fibrillation26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bunyan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sayl Hashim Abbas Bunyan wrote 244 Medicare Part D claims in 2024
In 2024, Dr. Bunyan wrote 244 Medicare Part D claims for 182 patients. 93% of them were for generic drugs. CMS names the drug for 145 of them, across 2 drugs with 11 or more claims each, at $694 in total drug cost. In 2023, CMS named 229 claims across 4 drugs.
Dr. Bunyan's Part D claims by kind of drug, 2024
- Generic227 claims93%
- Brand-name and other17 claims7%
Dr. Bunyan'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. Bunyan's Part D claims, 2024
- Opioids61%149 of 244 claims
- Antibiotics9%23 of 244 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: 2292024: 14537%
Drugs named by CMS: 2 in 2024, 4 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. Sayl Hashim Abbas Bunyan scored 76 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 76 out of 100 for Dr. Bunyan for performance year 2024, reported as part of a group. Dr. Bunyan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 40 procedures of hernia repair (minimally invasive) by Dr. Bunyan, more than 97% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Bunyan's MIPS scores, performance year 2024
- 76of 100Final score
- 40of 100Quality
- 40of 100Improvement Activities
- 94of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Bunyan ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 97th percentile40 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 59th percentile39 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 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. Sayl Hashim Abbas Bunyan received $19,095 in industry payments from 2016 to 2025
CMS Open Payments shows 106 general payments to Dr. Bunyan from 18 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 32% of the total. Intuitive Surgical, Inc. paid the most, $16,843.
General payments to Dr. Bunyan by program year, 2016 to 2025
General payments to Dr. Bunyan by kind, 2016 to 2025
- Travel and lodging$6,16232%
- Education$6,02532%
- Food and beverage$5,58029%
- Speaker and faculty fees$1,1956%
- Gifts$1331%
Companies that paid Dr. Bunyan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sayl Hashim Abbas Bunyan has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Bunyan, most recently CHIEF OF SURGERY in 2020. Dr. Bunyan serves on MEDICAL EXECUTIVE COMMITTEE and PEER REVIEW COMMITTEE.
Awards and honors for Dr. Bunyan
- 2020
- CHIEF OF SURGERY
- Undated
- President of medical staff
Source: Dmand AI Professional Profile Data
Dr. Sayl Hashim Abbas Bunyan graduated from University of Baghdad College of Medicine
Dr. Bunyan graduated from University of Baghdad College of Medicine in 2006. Dr. Bunyan is a member of ACS and AMA.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Sayl Hashim Abbas Bunyan accepts plans from 6 insurance carriers
Dr. Bunyan is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- CMS Medicare
Plan types Dr. Bunyan accepts, by number of carriers
- Medicare6
- PPO5
- HMO3
- POS3
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sayl Hashim Abbas Bunyan'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 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) |
| 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. Sayl Hashim Abbas Bunyan
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. Sayl Hashim Abbas Bunyan's NPI number?
Dr. Sayl Hashim Abbas Bunyan's NPI number is 1104146679. It was assigned on June 8, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Sayl Hashim Abbas Bunyan?
Dr. Sayl Hashim Abbas Bunyan is a general surgeon in The Woodlands, Texas. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Sayl Hashim Abbas Bunyan practice?
Dr. Bunyan practices at 17201 Interstate 45 South, The Woodlands, TX 77385. Dr. Bunyan's primary practice is Houston Methodist The Woodlands Hospital in The Woodlands, Texas, part of Houston Methodist. Dmand AI also links Dr. Bunyan to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Sayl Hashim Abbas Bunyan's office phone number?
The practice phone on file for Dr. Bunyan is (936) 270-2000.
What is Dr. Sayl Hashim Abbas Bunyan's medical license number?
Dr. Bunyan's Texas license number on file is Q4569.
Which hospitals is Dr. Sayl Hashim Abbas Bunyan affiliated with?
Dr. Bunyan practices at Houston Methodist The Woodlands Hospital in The Woodlands, Texas. Dr. Bunyan is also affiliated with Memorial Hermann Greater Heights Hospital. Dmand AI links Dr. Bunyan to 1 more hospital.
What medical group is Dr. Sayl Hashim Abbas Bunyan part of?
Dr. Bunyan is linked to Surgical Group of The Woodlands. Dmand AI links Dr. Bunyan to 1 more medical group.
Does Dr. Sayl Hashim Abbas Bunyan accept Medicare?
Yes. CMS data shows Dr. Bunyan billed Medicare for 401 services in 2024, and Dr. Bunyan accepts Medicare assignment.
What is Dr. Sayl Hashim Abbas Bunyan's MIPS score?
Dr. Bunyan's MIPS final score for performance year 2024 is 76 out of 100, reported as part of a group.
How many Medicare patients does Dr. Sayl Hashim Abbas Bunyan see?
CMS counts 230 Medicare patients who saw Dr. Bunyan in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
Is Dr. Sayl Hashim Abbas Bunyan board certified?
Yes. Dr. Bunyan is board certified in surgery by the American Board of Surgery.
What services does Dr. Sayl Hashim Abbas Bunyan bill to Medicare?
In 2024, Dr. Bunyan's most billed Medicare services were office visit, new patient (99204), hospital inpatient care (99223) and surgery: digestive system (47562).
Where did Dr. Sayl Hashim Abbas Bunyan go to medical school?
Dr. Bunyan graduated from University of Baghdad College of Medicine in 2006.
What drugs does Dr. Sayl Hashim Abbas Bunyan prescribe most?
In 2024 Medicare Part D data, Dr. Bunyan's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Tramadol HCl.
Has Dr. Sayl Hashim Abbas Bunyan received payments from drug or device companies?
CMS Open Payments shows $19,095 in general payments to Dr. Bunyan from 18 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Sayl Hashim Abbas Bunyan been practicing?
Dr. Bunyan graduated from medical school in 2006, 20 years ago.
What insurance does Dr. Sayl Hashim Abbas Bunyan accept?
Dr. Bunyan is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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