Curr Probl Surg
Dr. Sergio W. Larach, MD
- Medicare services, 2024
- 70
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 96
- Publications
- 59
- Clinical trials
- 1
- Practice address
- 100 N Dean Rd, Orlando, FL 32825
- Practice phone
- Call (407) 963-0811
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Greater Orlando Outpatient Center
Orlando, Florida
Find Dr. Larach'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. Sergio W. Larach is a colorectal surgeon in Orlando, Florida
Dr. Larach practices at Greater Orlando Outpatient Center in Orlando, Florida.
Dr. Larach's NPI, 1790744878, was assigned on March 19, 2006. Dr. Larach graduated from University of Chile in 1968. Dr. Larach holds Florida license ME25149.
- NPI
- 1790744878NPI Registry (opens in a new tab)
- NPI enumeration date
- March 19, 2006
- NPI status
- Active
- Practice phone
- (407) 963-0811
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 84
- Medical school graduation
- 1968
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Sergio W. Larach practices at Greater Orlando Outpatient Center in Orlando, Florida
Dr. Larach's primary practice is Greater Orlando Outpatient Center, at 100 N Dean Rd, Orlando, FL 32825 in Orange County. The practice phone is (407) 963-0811.
- Greater Orlando Outpatient Center100 N Dean Rd, Orlando, FL 32825 · Orange CountyPhone(407) 963-0811
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Sergio W. Larach is affiliated with 2 sites of care and 1 medical group
Dr. Larach's primary practice is Greater Orlando Outpatient Center in Orlando, Florida. The medical group on file is Digestive and Liver Center of Florida. Dmand AI also links Dr. Larach to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Sergio W. Larach's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Larach practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greater Orlando Outpatient Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sergio W. Larach is one of 151 colorectal surgeons in Florida
Colon and rectal surgery is Dr. Larach's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Larach is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Larach's licenses on file in 3 states: Florida, Georgia and Texas.
Specialties and state licenses
- Colon and rectal surgery, FloridaPrimary
- Georgia license
- Texas license
Clinical focus
Dmand AI lists colonoscopy and hemorrhoids among the conditions Dr. Larach treats.
Colorectal surgeons near Dr. Larach
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. Sergio W. Larach billed Medicare for 70 services in 2024
CMS data shows 70 Medicare services from Dr. Larach across 4 procedure codes in 2024, for 46 Medicare patients. Medicare paid $12,883 for them. Every service was in an office.
Dr. Larach's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 322024: 3613%
- Office and hospital visits
- 2023: 02024: 18
- Surgery
- 2023: 222024: 1627%
Dr. Larach compared with the Florida median for colorectal surgeons, 2024
- Dr. Larach
- Florida median
- Medicare services
- 70vs 22569% below
- Medicare patients
- 46vs 13666% below
- Part D claims
- 56vs 7424% below
Medians across 143 colorectal surgeons in Florida with Dmand AI profiles that report each measure.
Dr. Larach'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. Larach?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Larach and other colorectal surgeons in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sergio W. Larach treated 46 Medicare patients in 2024, average age 72
CMS counts 46 Medicare patients who saw Dr. Larach in 2024. The largest group is 65 to 74, with 24 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Larach's median patient age at 51, with 63% women.
Dr. Larach's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Larach's Medicare patients by sex, 2024
- Women2963%
- Men1737%
Chronic conditions among Dr. Larach's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis39%
- Chronic kidney disease37%
- Anxiety33%
- Ischemic heart disease33%
- Asthma30%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Larach's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sergio W. Larach wrote 96 Medicare Part D claims in 2024
In 2024, Dr. Larach wrote 96 Medicare Part D claims for 48 patients. 88% of them were for generic drugs. CMS names the drug for 56 of them, across 3 drugs with 11 or more claims each, at $719 in total drug cost. In 2023, CMS named 15 claims across 1 drug.
Dr. Larach's Part D claims by kind of drug, 2024
- Generic84 claims88%
- Brand-name12 claims13%
Dr. Larach'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. Larach's Part D claims, 2024
- Opioids15%14 of 96 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: 152024: 56273%
Drugs named by CMS: 3 in 2024, 1 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
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Dr. Sergio W. Larach has 59 publications on record
Dmand AI links 59 papers to Dr. Larach, published from 2006 to 2024. 2013 was the busiest year, with 4. The most frequent topics are Rectal Neoplasms, Rectum and Anal Canal. Dr. Larach has published most often in Tech Coloproctol. Dr. Larach's most frequent co-authors are Paul Richard Williamson, MD, Matthew Ross Albert, MD and Andrea Ferrara, MD.
Dr. Larach's papers by year, 2011 to 2024
Topics Dr. Larach writes about most
- Rectal Neoplasms
- Rectum
- Anal Canal
- Laparoscopy
- Transanal Endoscopic Surgery
- Colectomy
- Robotic Surgical Procedures
- Postoperative Complications
Dr. Larach's most frequent co-authors
- Paul Richard Williamson, MD10 shared papers
- Matthew Ross Albert, MD7 shared papers
- Andrea Ferrara, MD4 shared papers
Recent publications by Dr. Larach
Tech Coloproctol
Tech Coloproctol
See who Dr. Larach researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Larach 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. Sergio W. Larach has worked on 1 clinical trial
Dmand AI links Dr. Larach to 1 clinical trial.
Investigators on the most trials with Dr. Larach
Recent clinical trials with Dr. Larach
A Health Economic Trial in Adult Patients Undergoing Ileostomy Reversal MA402S23B504 (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Sergio W. Larach received $5,774 in industry payments from 2016 to 2025
CMS Open Payments shows 88 general payments to Dr. Larach from 29 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Intuitive Surgical, Inc. paid the most, $690.
General payments to Dr. Larach by program year, 2016 to 2025
General payments to Dr. Larach by kind, 2016 to 2025
- Food and beverage$5,69999%
- Education$751%
Companies that paid Dr. Larach 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. Sergio W. Larach has 1 award and honors on record
Dmand AI lists 1 award for Dr. Larach.
Awards and honors for Dr. Larach
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Sergio W. Larach graduated from University of Chile
Dr. Larach graduated from University of Chile in 1968. Dr. Larach is a member of ACS and SLS.
- Medical school
- Board certified in colon & rectal surgery
Source: Dmand AI Professional Profile Data
Dr. Sergio W. Larach accepts plans from 17 insurance carriers
Dr. Larach is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. HMO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Excellus BlueCross BlueShield
- United Healthcare
- Cigna
- HCSC
- Humana
- Aspirus Health Plan
- +9 more carriersWith a free account
Plan types Dr. Larach accepts, by number of carriers
- HMO12
- PPO10
- Medicare9
- POS6
- EPO5
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sergio W. Larach'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Sergio W. Larach
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. Sergio W. Larach's NPI number?
Dr. Sergio W. Larach's NPI number is 1790744878. It was assigned on March 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sergio W. Larach?
Dr. Sergio W. Larach is a colorectal surgeon in Orlando, Florida. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Dr. Sergio W. Larach practice?
Dr. Larach practices at 100 N Dean Rd, Orlando, FL 32825. Dr. Larach's primary practice is Greater Orlando Outpatient Center in Orlando, Florida. Dmand AI also links Dr. Larach to 1 group practice or clinic.
What is Dr. Sergio W. Larach's office phone number?
The practice phone on file for Dr. Larach is (407) 963-0811.
What is Dr. Sergio W. Larach's medical license number?
Dr. Larach holds Florida license ME25149, one of the licenses on file in 3 states.
Which states has Dr. Sergio W. Larach been licensed in?
Dmand AI has state licenses on file for Dr. Larach in Florida (1975 to 2027), Georgia (1976 to 2009) and Texas (1977 to 2006).
What medical group is Dr. Sergio W. Larach part of?
Dr. Larach is linked to Digestive and Liver Center of Florida.
Does Dr. Sergio W. Larach accept Medicare?
Yes. CMS data shows Dr. Larach billed Medicare for 70 services in 2024.
How many Medicare patients does Dr. Sergio W. Larach see?
CMS counts 46 Medicare patients who saw Dr. Larach in 2024, with an average age of 72.
Is Dr. Sergio W. Larach board certified?
Yes. Dr. Larach is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Sergio W. Larach bill to Medicare?
In 2024, Dr. Larach's most billed Medicare services were digestive system test (91120), digestive system test (91122) and office visit, established patient (99213).
Where did Dr. Sergio W. Larach go to medical school?
Dr. Larach graduated from University of Chile in 1968.
What drugs does Dr. Sergio W. Larach prescribe most?
In 2024 Medicare Part D data, Dr. Larach's most prescribed drugs by claims were Ibuprofen, Hydrocortisone and Ketorolac Tromethamine.
Has Dr. Sergio W. Larach received payments from drug or device companies?
CMS Open Payments shows $5,774 in general payments to Dr. Larach from 29 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Sergio W. Larach been practicing?
Dr. Larach graduated from medical school in 1968, 58 years ago.
Does Dr. Sergio W. Larach do research?
Dmand AI links 59 publications to Dr. Larach, published from 2006 to 2024. Dr. Larach has worked on 1 clinical trial.
Who does Dr. Sergio W. Larach publish with?
Dr. Larach's most frequent co-authors are Paul Richard Williamson, MD (10 shared papers), Matthew Ross Albert, MD (7 shared papers) and Andrea Ferrara, MD (4 shared papers).
What insurance does Dr. Sergio W. Larach accept?
Dr. Larach is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. HMO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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