Dr. Patrick Greiffenstein, MD
- Medicare services, 2024
- 156
- Medicare patients, 2026
- 85
- Part D claims, 2026
- 18
- MIPS score, 2026
- 94
- Hospital affiliations
- 1
- Practice address
- 2000 Canal Street, New Orleans, LA 70112
- Practice phone
- Call (504) 702-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Greiffenstein'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. Patrick Greiffenstein is a trauma surgery physician in New Orleans, Louisiana
Dr. Greiffenstein practices at University Medical Center New Orleans in New Orleans, Louisiana, part of LCMC Health.
Dr. Greiffenstein's NPI, 1013108174, was assigned on August 5, 2007. Dr. Greiffenstein holds Louisiana license MD.202367.
- NPI
- 1013108174NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608057591
- NPI enumeration date
- August 5, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (504) 702-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Patrick Greiffenstein practices at University Medical Center New Orleans in New Orleans, Louisiana
Dr. Greiffenstein's primary practice is University Medical Center New Orleans, at 2000 Canal Street, New Orleans, LA 70112 in Orleans Parish. The practice phone is (504) 702-3000.
- University Medical Center New Orleans2000 Canal Street, New Orleans, LA 70112 · Orleans ParishPhone(504) 702-3000
Source: Dmand AI Affiliation Data
Dr. Patrick Greiffenstein is affiliated with 3 sites of care and 3 medical groups
Dr. Greiffenstein's primary practice is University Medical Center New Orleans in New Orleans, Louisiana, part of LCMC Health. The medical group on file is LSU Healthcare Network. Dmand AI also links Dr. Greiffenstein to 2 more group practices and clinics and 2 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. Patrick Greiffenstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greiffenstein practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Medical Center New Orleans | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Patrick Greiffenstein is one of 22 trauma surgery physicians in Louisiana
Trauma surgery is Dr. Greiffenstein's primary specialty in the NPI Registry, under taxonomy code 2086S0127X. Dr. Greiffenstein is licensed in Louisiana.
Specialties and state licenses
- Trauma surgery, LouisianaPrimary
Trauma surgery physicians near Dr. Greiffenstein
Counts of trauma surgery 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. Patrick Greiffenstein billed Medicare for 156 services in 2024
CMS data shows 156 Medicare services from Dr. Greiffenstein across 4 procedure codes in 2024, for 85 Medicare patients. Medicare paid $14,819 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Greiffenstein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 872024: 15679%
Dr. Greiffenstein compared with the Louisiana median for trauma surgery physicians, 2024
- Dr. Greiffenstein
- Louisiana median
- Medicare services
- 156vs 9564% above
- Medicare patients
- 85vs 84Close to median
Medians across 16 trauma surgery physicians in Louisiana with Dmand AI profiles that report each measure.
Dr. Greiffenstein'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Patrick Greiffenstein treated 85 Medicare patients in 2026, average age 71
CMS counts 85 Medicare patients who saw Dr. Greiffenstein in 2026. The largest group is 65 to 74, with 32 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.08, 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. Greiffenstein's median patient age at 66, with 39% women.
Dr. Greiffenstein's Medicare patients by age, 2026
CMS leaves out age groups with fewer than 11 patients.
Dr. Greiffenstein's Medicare patients by sex, 2026
- Women3339%
- Men5261%
Chronic conditions among Dr. Greiffenstein's Medicare patients, 2026
- High blood pressure75%
- High cholesterol71%
- Arthritis52%
- Stroke or TIA44%
- Anxiety42%
- Diabetes42%
- Chronic kidney disease41%
- Heart failure40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Greiffenstein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women39%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Dr. Patrick Greiffenstein wrote 18 Medicare Part D claims in 2026
In 2026, Dr. Greiffenstein wrote 18 Medicare Part D claims. 100% of them were for generic drugs.
Drug classes CMS tracks in Dr. Greiffenstein's Part D claims, 2026
- Opioids61%11 of 18 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2026 data
Dr. Patrick Greiffenstein scored 94 out of 100 in Medicare's MIPS program for 2026
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Greiffenstein for performance year 2026, reported as part of a group. Dr. Greiffenstein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Greiffenstein's MIPS scores, performance year 2026
- 94of 100Final score
- 81.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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), 2026 data; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Patrick Greiffenstein received $224,525 in industry payments from 2016 to 2025
CMS Open Payments shows 444 general payments to Dr. Greiffenstein from 38 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 82% of the total. Zimmer Biomet Holdings, Inc. paid the most, $182,021.
General payments to Dr. Greiffenstein by program year, 2016 to 2025
General payments to Dr. Greiffenstein by kind, 2016 to 2025
- Consulting fees$183,11182%
- Travel and lodging$16,8438%
- Education$14,0296%
- Food and beverage$8,0424%
- Honoraria$2,5001%
Companies that paid Dr. Greiffenstein 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. Patrick Greiffenstein'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 (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) |
| 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. Patrick Greiffenstein
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. Patrick Greiffenstein's NPI number?
Dr. Patrick Greiffenstein's NPI number is 1013108174. It was assigned on August 5, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick Greiffenstein?
Dr. Patrick Greiffenstein is a trauma surgery physician in New Orleans, Louisiana. The primary specialty in the NPI Registry is Trauma Surgery Physician (taxonomy code 2086S0127X).
Where does Dr. Patrick Greiffenstein practice?
Dr. Greiffenstein practices at 2000 Canal Street, New Orleans, LA 70112. Dr. Greiffenstein's primary practice is University Medical Center New Orleans in New Orleans, Louisiana, part of LCMC Health. Dmand AI also links Dr. Greiffenstein to 2 group practices and clinics and 2 medical groups, and a free account names each one.
What is Dr. Patrick Greiffenstein's office phone number?
The practice phone on file for Dr. Greiffenstein is (504) 702-3000. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Patrick Greiffenstein's email address?
Dmand AI checks professional and personal email addresses for Dr. Greiffenstein through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Patrick Greiffenstein's medical license number?
Dr. Greiffenstein holds Louisiana license MD.202367.
Which hospitals is Dr. Patrick Greiffenstein affiliated with?
Dr. Greiffenstein practices at University Medical Center New Orleans in New Orleans, Louisiana.
What medical group is Dr. Patrick Greiffenstein part of?
Dr. Greiffenstein is linked to LSU Healthcare Network. Dmand AI links Dr. Greiffenstein to 2 more medical groups, named with a free account.
Who does Dr. Patrick Greiffenstein practice with?
Dmand AI links 574 HCPs to Dr. Greiffenstein's primary medical group, 7 of them trauma surgery physicians. A free account lists them, with verified contacts.
Does Dr. Patrick Greiffenstein accept Medicare?
Yes. CMS data shows Dr. Greiffenstein billed Medicare for 156 services in 2024, and Dr. Greiffenstein accepts Medicare assignment.
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What is Dr. Patrick Greiffenstein's MIPS score?
Dr. Greiffenstein's MIPS final score for performance year 2026 is 94 out of 100, reported as part of a group.
How many Medicare patients does Dr. Patrick Greiffenstein see?
CMS counts 85 Medicare patients who saw Dr. Greiffenstein in 2026, with an average age of 71.
What services does Dr. Patrick Greiffenstein bill to Medicare?
In 2024, Dr. Greiffenstein's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99233).
Has Dr. Patrick Greiffenstein received payments from drug or device companies?
CMS Open Payments shows $224,525 in general payments to Dr. Greiffenstein from 38 companies from 2016 to 2025. The largest total came from Zimmer Biomet Holdings, Inc.
How long has Dr. Patrick Greiffenstein been practicing?
Dr. Greiffenstein graduated from medical school in 2003, 23 years ago.
What EHR does Dr. Patrick Greiffenstein's practice use?
Dmand AI tracks the EHR system at University Medical Center New Orleans and at 2 more sites and 2 medical groups. The vendor and product are available with a free Dmand AI account.
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