Dr. William Cliff Schumacher, MD
- Industry payments
- $52
- Affiliated sites
- 4
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 2500 Belle Chase Hwy, Gretna, LA 70056-7127
- Practice phone
- Call (504) 392-3131
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gretna Emergency Group
Primary care practice · Gretna, Louisiana
Find Dr. Schumacher'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. William Cliff Schumacher is an emergency medicine physician in Opelousas, Louisiana
Dr. Schumacher practices at Gretna Emergency Group in Gretna, Louisiana.
Dr. Schumacher's NPI, 1356302004, was assigned on March 31, 2006. Dr. Schumacher holds Louisiana license 015736.
- NPI
- 1356302004NPI Registry (opens in a new tab)
- NPI enumeration date
- March 31, 2006
- NPI status
- Active
- Practice phone
- (504) 392-3131
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Cliff Schumacher practices in Gretna and Opelousas
Dr. Schumacher's primary practice is Gretna Emergency Group, at 2500 Belle Chase Hwy, Gretna, LA 70056-7127. The practice phone is (504) 392-3131. The NPI Registry lists Dr. Schumacher's practice address as 539 E Prudhomme St, Opelousas, LA 70570-6499.
- Gretna Emergency GroupPrimary2500 Belle Chase Hwy, Gretna, LA 70056-7127Phone(504) 392-3131
- NPI Registry address539 E Prudhomme St, Opelousas, LA 70570-6499Phone(800) 893-9698
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. William Cliff Schumacher is affiliated with 4 sites of care and 1 medical group
Dr. Schumacher's primary practice is Gretna Emergency Group in Gretna, Louisiana. Dmand AI also links Dr. Schumacher to 3 physician offices and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. William Cliff Schumacher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schumacher practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gretna Emergency Group | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Cliff Schumacher is one of 809 emergency medicine physicians in Louisiana
Emergency medicine is Dr. Schumacher's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Schumacher is licensed in Louisiana.
Specialties and state licenses
- Emergency medicine, LouisianaPrimary
Emergency medicine physicians near Dr. Schumacher
Counts of emergency medicine physicians 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. William Cliff Schumacher received $52 in industry payments in 2020
CMS Open Payments shows 1 general payment to Dr. Schumacher from 1 drug or device company in 2020. Food and beverage make up the largest share, 100% of the total. Philips Electronics North America Corporation paid the most, $52.
Companies that paid Dr. Schumacher the most, 2020 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William Cliff Schumacher'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (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. William Cliff Schumacher
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. William Cliff Schumacher's NPI number?
Dr. William Cliff Schumacher's NPI number is 1356302004. It was assigned on March 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William Cliff Schumacher?
Dr. William Cliff Schumacher is an emergency medicine physician in Opelousas, Louisiana. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. William Cliff Schumacher practice?
Dr. Schumacher practices at 2500 Belle Chase Hwy, Gretna, LA 70056-7127. Dr. Schumacher also practices at 539 E Prudhomme St, Opelousas, LA 70570-6499. Dr. Schumacher's primary practice is Gretna Emergency Group in Gretna, Louisiana. Dmand AI also links Dr. Schumacher to 3 physician offices and 1 medical group.
What is Dr. William Cliff Schumacher's office phone number?
The practice phone on file for Dr. Schumacher is (504) 392-3131.
What is Dr. William Cliff Schumacher's medical license number?
Dr. Schumacher holds Louisiana license 015736.
Has Dr. William Cliff Schumacher received payments from drug or device companies?
CMS Open Payments shows $52 in general payments to Dr. Schumacher from 1 company from 2020 to 2020. The largest total came from Philips Electronics North America Corporation.
How long has Dr. William Cliff Schumacher been practicing?
Dr. Schumacher's NPI was assigned in 2006.
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