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Dr. Gary William Flores, MD
NPI1225113475PAC ID4688676760
- Medicare services, 2024
- 153
- Medicare patients, 2024
- 146
- Publications
- 1
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- Practice address
- 6565 Fannin, Houston, TX 77030
- Practice phone
- Call (713) 790-2221
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Flores' 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. Gary William Flores is an anesthesiologist in Houston, Texas
Dr. Flores practices at Houston Methodist Hospital in Houston, Texas, part of Houston Methodist.
Dr. Flores' NPI, 1225113475, was assigned on October 26, 2006. Dr. Flores graduated from Baylor College of Medicine in 1985. Dr. Flores holds Texas license H0348.
NPI and contact details
- NPI
- 1225113475NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688676760
- NPI enumeration date
- October 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (713) 790-2221
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary William Flores practices at Houston Methodist Hospital in Houston, Texas
Dr. Flores' primary practice is Houston Methodist Hospital, at 6565 Fannin, Houston, TX 77030 in Harris County. The practice phone is (713) 790-2221.
- Houston Methodist Hospital6565 Fannin, Houston, TX 77030 · Harris CountyPhone(713) 790-2221
Source: Dmand AI Affiliation Data
Dr. Gary William Flores is affiliated with 3 sites of care and 1 medical group
Dr. Flores' primary practice is Houston Methodist Hospital in Houston, Texas, part of Houston Methodist. The medical group on file is US Anesthesia Partners. Dmand AI also links Dr. Flores to 1 more group practice or clinic and 1 skilled nursing facility, each named with a free account.
US Anesthesia Partners1 group practice or clinicName with a free account1 skilled nursing facilityName with a free account
See all 4 affiliations for Dr. FloresSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gary William Flores' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Flores practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Houston Methodist Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Gary William Flores is one of 4,073 anesthesiologists in Texas
Anesthesiology is Dr. Flores' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Flores is licensed in Texas.
Specialties and state licenses
- Anesthesiology, TexasPrimary
Anesthesiologists near Dr. Flores
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
4,073anesthesiologists in Texas805anesthesiologists in Houston59anesthesiologists at Houston Methodist Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Gary William Flores billed Medicare for 153 services in 2024
CMS data shows 153 Medicare services from Dr. Flores across 7 procedure codes in 2024, for 146 Medicare patients. Medicare paid $11,530 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024153
Medicare patients146
Paid by Medicare$11,530
Procedure codes7
Dr. Flores' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 02024: 72
- Surgery
- 2023: 1002024: 5050%
- Imaging
- 2023: 342024: 319%
Dr. Flores compared with the Texas median for anesthesiologists, 2024
- Dr. Flores
- Texas median
- Medicare services
- 153vs 712.2 times
- Medicare patients
- 146vs 13211% above
Medians across 3,710 anesthesiologists in Texas with Dmand AI profiles that report each measure.
Dr. Flores' 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. Flores and other anesthesiologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary William Flores treated 146 Medicare patients in 2024, average age 72
CMS counts 146 Medicare patients who saw Dr. Flores in 2024. The largest group is 65 to 74, with 78 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.20, 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. Flores' median patient age at 45, with 83% women.
Medicare patients, 2024146
Average age72
Average risk score2.20
Dr. Flores' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Flores' Medicare patients by sex, 2024
- Women11277%
- Men3423%
Chronic conditions among Dr. Flores' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Cancer39%
- Chronic kidney disease32%
- Diabetes32%
- Anxiety30%
- Ischemic heart disease29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Flores' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women83%
- Men15%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary William Flores 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. Flores for performance year 2024, reported as part of a group. Dr. Flores accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Flores' MIPS scores, performance year 2024
- 89of 100Final score
- 91.3of 100Quality
- 40of 100Improvement Activities
- 79of 100Cost
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. Gary William Flores has 1 publication on record
Dmand AI links 1 paper to Dr. Flores in 2025. Dr. Flores' most frequent co-authors are Kyrstin Harris Christensen, Gabriel E. Mena, MD and Pedro T. Ramirez, MD.
Papers1
Dr. Flores' most frequent co-authors
- Kyrstin Harris Christensen1 shared paper
- Gabriel E. Mena, MD1 shared paper
- Pedro T. Ramirez, MD1 shared paper
Recent publications by Dr. Flores
See who Dr. Flores researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Flores works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gary William Flores received $1,901 in industry payments from 2016 to 2025
CMS Open Payments shows 28 general payments to Dr. Flores from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Halyard Health, Inc. paid the most, $1,485.
General payments to Dr. Flores by program year, 2016 to 2025
Companies that paid Dr. Flores 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. Gary William Flores graduated from Baylor College of Medicine
Dr. Flores graduated from Baylor College of Medicine in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gary William Flores'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) |
| 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) |
| 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Gary William Flores
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. Gary William Flores' NPI number?
Dr. Gary William Flores' NPI number is 1225113475. It was assigned on October 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary William Flores?
Dr. Gary William Flores is an anesthesiologist in Houston, Texas. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Gary William Flores practice?
Dr. Flores practices at 6565 Fannin, Houston, TX 77030. Dr. Flores' primary practice is Houston Methodist Hospital in Houston, Texas, part of Houston Methodist. Dmand AI also links Dr. Flores to 1 group practice or clinic and 1 skilled nursing facility.
What is Dr. Gary William Flores' office phone number?
The practice phone on file for Dr. Flores is (713) 790-2221.
What is Dr. Gary William Flores' medical license number?
Dr. Flores holds Texas license H0348.
Which hospitals is Dr. Gary William Flores affiliated with?
Dr. Flores practices at Houston Methodist Hospital in Houston, Texas.
What medical group is Dr. Gary William Flores part of?
Dr. Flores is linked to US Anesthesia Partners.
Does Dr. Gary William Flores accept Medicare?
Yes. CMS data shows Dr. Flores billed Medicare for 153 services in 2024, and Dr. Flores accepts Medicare assignment.
What is Dr. Gary William Flores' MIPS score?
Dr. Flores' MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Gary William Flores see?
CMS counts 146 Medicare patients who saw Dr. Flores in 2024, with an average age of 72.
Show 6 more questionsShow fewer questions
What services does Dr. Gary William Flores bill to Medicare?
In 2024, Dr. Flores' most billed Medicare services were surgery: brain, spine and nerves (64999), ultrasound (76942) and anesthesia (00840).
Where did Dr. Gary William Flores go to medical school?
Dr. Flores graduated from Baylor College of Medicine in 1985.
Has Dr. Gary William Flores received payments from drug or device companies?
CMS Open Payments shows $1,901 in general payments to Dr. Flores from 9 companies from 2016 to 2025. The largest total came from Halyard Health, Inc.
How long has Dr. Gary William Flores been practicing?
Dr. Flores graduated from medical school in 1985, 41 years ago.
Does Dr. Gary William Flores do research?
Dmand AI links 1 publication to Dr. Flores.
Who does Dr. Gary William Flores publish with?
Dr. Flores' most frequent co-authors are Kyrstin Harris Christensen (1 shared paper), Gabriel E. Mena, MD (1 shared paper) and Pedro T. Ramirez, MD (1 shared paper).
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