Dr. Philip Gachassin, MD
- Medicare services, 2024
- 249
- Medicare patients, 2024
- 197
- Part D claims, 2024
- 28
- Hospital affiliations
- 5
- Industry payments
- $10,509
- Practice address
- 1214 Coolidge Avenue, Lafayette, LA 70503
- Practice phone
- Call (337) 289-7991
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gachassin's professional email, personal email and mobile number
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Dr. Philip Gachassin is a general surgeon in Lafayette, Louisiana
Dr. Gachassin practices at Ochsner Lafayette General Medical Center in Lafayette, Louisiana, part of Ochsner Health System.
Dr. Gachassin's NPI, 1366449290, was assigned on July 7, 2005. Dr. Gachassin holds Louisiana license 14463R.
- NPI
- 1366449290NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153219837
- NPI enumeration date
- July 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (337) 289-7991
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Philip Gachassin practices at Ochsner Lafayette General Medical Center in Lafayette, Louisiana
Dr. Gachassin's primary practice is Ochsner Lafayette General Medical Center, at 1214 Coolidge Avenue, Lafayette, LA 70503 in Lafayette Parish. The practice phone is (337) 289-7991.
- Ochsner Lafayette General Medical Center1214 Coolidge Avenue, Lafayette, LA 70503 · Lafayette ParishPhone(337) 289-7991
Source: Dmand AI Affiliation Data
Dr. Philip Gachassin is affiliated with 10 sites of care and 5 medical groups
Dr. Gachassin's primary practice is Ochsner Lafayette General Medical Center in Lafayette, Louisiana, part of Ochsner Health System. Dr. Gachassin is also affiliated with Ochsner University Hospital & Clinics. The medical group on file is LSU Healthcare Network. Dmand AI also links Dr. Gachassin to 3 more hospitals, 5 group practices and clinics and 4 medical groups, 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. Philip Gachassin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gachassin practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ochsner Lafayette General Medical Center | Available with a free account |
| +9 more sites and 4 medical groups | 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 Ochsner Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Philip Gachassin is one of 377 general surgeons in Louisiana
Surgery is Dr. Gachassin's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Gachassin is licensed in Louisiana.
Specialties and state licenses
- Surgery, LouisianaPrimary
General surgeons near Dr. Gachassin
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. Philip Gachassin billed Medicare for 249 services in 2024
CMS data shows 249 Medicare services from Dr. Gachassin across 6 procedure codes in 2024, for 197 Medicare patients. Medicare paid $39,957 for them.
Dr. Gachassin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2072024: 2003%
- Surgery
- 2023: 402024: 4923%
Where Dr. Gachassin's Medicare services took place, 2024
- In an office17369%
- In a facility7631%
Dr. Gachassin compared with the Louisiana median for general surgeons, 2024
- Dr. Gachassin
- Louisiana median
- Medicare services
- 249vs 14473% above
- Medicare patients
- 197vs 10981% above
- Part D claims
- 14vs 4770% below
Medians across 364 general surgeons in Louisiana with Dmand AI profiles that report each measure.
Dr. Gachassin'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. Gachassin and other general surgeons in Louisiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Philip Gachassin treated 197 Medicare patients in 2024, average age 72
CMS counts 197 Medicare patients who saw Dr. Gachassin in 2024. The largest group is 65 to 74, with 110 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gachassin's median patient age at 55, with 62% women.
Dr. Gachassin's Medicare patients by age, 2024
Dr. Gachassin's Medicare patients by sex, 2024
- Women9649%
- Men10151%
Chronic conditions among Dr. Gachassin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis49%
- Ischemic heart disease43%
- Anxiety34%
- Diabetes34%
- Mood disorders26%
- Chronic kidney disease25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gachassin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women62%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Philip Gachassin wrote 28 Medicare Part D claims in 2024
In 2024, Dr. Gachassin wrote 28 Medicare Part D claims for 20 patients. 100% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $269 in total drug cost. In 2022, CMS named 17 claims across 1 drug.
Dr. Gachassin's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 172023: 1418%
Drugs named by CMS: 1 in 2023, 1 in 2022.
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. Philip Gachassin ranks in the 94th percentile for hernia repair (minimally invasive) in Medicare
Dr. Gachassin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 28 procedures of hernia repair (minimally invasive) by Dr. Gachassin, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Gachassin ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 94th percentile28 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 48th percentile18 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Philip Gachassin received $10,509 in industry payments from 2016 to 2025
CMS Open Payments shows 56 general payments to Dr. Gachassin from 10 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 40% of the total. Ethicon Inc. paid the most, $6,836.
General payments to Dr. Gachassin by program year, 2016 to 2025
General payments to Dr. Gachassin by kind, 2016 to 2025
- Travel and lodging$4,19040%
- Consulting fees$3,75036%
- Food and beverage$2,57024%
Companies that paid Dr. Gachassin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Philip Gachassin'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Philip Gachassin
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. Philip Gachassin's NPI number?
Dr. Philip Gachassin's NPI number is 1366449290. It was assigned on July 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Philip Gachassin?
Dr. Philip Gachassin is a general surgeon in Lafayette, Louisiana. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Philip Gachassin practice?
Dr. Gachassin practices at 1214 Coolidge Avenue, Lafayette, LA 70503. Dr. Gachassin's primary practice is Ochsner Lafayette General Medical Center in Lafayette, Louisiana, part of Ochsner Health System. Dmand AI also links Dr. Gachassin to 3 hospitals, 5 group practices and clinics and 4 medical groups.
What is Dr. Philip Gachassin's office phone number?
The practice phone on file for Dr. Gachassin is (337) 289-7991.
What is Dr. Philip Gachassin's medical license number?
Dr. Gachassin holds Louisiana license 14463R.
Which hospitals is Dr. Philip Gachassin affiliated with?
Dr. Gachassin practices at Ochsner Lafayette General Medical Center in Lafayette, Louisiana. Dr. Gachassin is also affiliated with Ochsner University Hospital & Clinics. Dmand AI links Dr. Gachassin to 3 more hospitals.
What medical group is Dr. Philip Gachassin part of?
Dr. Gachassin is linked to LSU Healthcare Network. Dmand AI links Dr. Gachassin to 4 more medical groups.
Does Dr. Philip Gachassin accept Medicare?
Yes. CMS data shows Dr. Gachassin billed Medicare for 249 services in 2024, and Dr. Gachassin accepts Medicare assignment.
How many Medicare patients does Dr. Philip Gachassin see?
CMS counts 197 Medicare patients who saw Dr. Gachassin in 2024, with an average age of 72.
What services does Dr. Philip Gachassin bill to Medicare?
In 2024, Dr. Gachassin's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and surgery: digestive system (49650).
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What drugs does Dr. Philip Gachassin prescribe most?
In 2023 Medicare Part D data, Dr. Gachassin's most prescribed drugs by claims were Pantoprazole Sodium.
Has Dr. Philip Gachassin received payments from drug or device companies?
CMS Open Payments shows $10,509 in general payments to Dr. Gachassin from 10 companies from 2016 to 2025. The largest total came from Ethicon Inc.
How long has Dr. Philip Gachassin been practicing?
Dr. Gachassin graduated from medical school in 1997, 29 years ago.
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