Dr. Mark Peal Posner, MD
- Medicare services, 2024
- 10,036
- Medicare patients, 2024
- 699
- Part D claims, 2024
- 5,867
- MIPS score, 2024
- 82
- Hospital affiliations
- 4
- Practice address
- 2051 Silverside Dr, Baton Rouge, LA 70808
- Practice phone
- Call (225) 765-7727
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Our Lady of the Lake Physician Group
Baton Rouge, Louisiana
Find Dr. Posner'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. Mark Peal Posner is a urologist in Baton Rouge, Louisiana
Dr. Posner practices at Our Lady of the Lake Physician Group in Baton Rouge, Louisiana.
Dr. Posner's NPI, 1255391660, was assigned on March 28, 2006. Dr. Posner graduated from Louisiana State University School of Medicine in Shreveport in 1988. Dr. Posner holds Louisiana license 020169.
- NPI
- 1255391660NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759489065
- NPI enumeration date
- March 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (225) 765-7727
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Peal Posner practices at Our Lady of the Lake Physician Group in Baton Rouge, Louisiana
Dr. Posner's primary practice is Our Lady of the Lake Physician Group, at 2051 Silverside Dr, Baton Rouge, LA 70808 in East Baton Rouge Parish. The practice phone is (225) 765-7727.
- Our Lady of the Lake Physician Group2051 Silverside Dr, Baton Rouge, LA 70808 · East Baton Rouge ParishPhone(225) 765-7727
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Peal Posner is affiliated with 7 sites of care and 2 medical groups
Dr. Posner's primary practice is Our Lady of the Lake Physician Group in Baton Rouge, Louisiana. Dr. Posner is also affiliated with Our Lady of the Lake Regional Medical Center. The medical group on file is Our Lady of the Lake Physician Group. Dmand AI also links Dr. Posner to 3 more hospitals, 2 group practices and clinics and 1 medical group, each 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. Mark Peal Posner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Posner practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Our Lady of the Lake Physician Group | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Peal Posner is one of 179 urologists in Louisiana
Urology is Dr. Posner's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Posner is licensed in Louisiana.
Specialties and state licenses
- Urology, LouisianaPrimary
Urologists near Dr. Posner
Counts of urologists 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. Mark Peal Posner billed Medicare for 10,036 services in 2024
CMS data shows 10,036 Medicare services from Dr. Posner across 33 procedure codes in 2024, for 699 Medicare patients. Medicare paid $159,850 for them.
Dr. Posner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 2,6002024: 3,03117%
- Drugs given in the office
- 2023: 2,4012024: 2,2875%
- Lab and pathology
- 2023: 2,0822024: 2,0392%
- Office and hospital visits
- 2023: 1,0702024: 1,1417%
- Surgery
- 2023: 8932024: 9749%
- Imaging
- 2023: 4552024: 4703%
- Tests and treatments
- 2023: 1022024: 948%
Where Dr. Posner's Medicare services took place, 2024
- In an office9,89199%
- In a facility1451%
Dr. Posner compared with the Louisiana median for urologists, 2024
- Dr. Posner
- Louisiana median
- Medicare services
- 10,036vs 95610.5 times
- Medicare patients
- 699vs 3062.3 times
- Part D claims
- 5,700vs 1,1215.1 times
Medians across 182 urologists in Louisiana with Dmand AI profiles that report each measure.
Dr. Posner'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. Posner?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Posner and other urologists in Louisiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Peal Posner treated 699 Medicare patients in 2024, average age 74
CMS counts 699 Medicare patients who saw Dr. Posner in 2024. The largest group is 65 to 74, with 312 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Posner's median patient age at 71, with 27% women.
Dr. Posner's Medicare patients by age, 2024
Dr. Posner's Medicare patients by sex, 2024
- Women19528%
- Men50472%
Chronic conditions among Dr. Posner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis44%
- Ischemic heart disease35%
- Diabetes32%
- Chronic kidney disease29%
- Cancer27%
- Anxiety24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Posner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women27%
- Men72%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Peal Posner wrote 5,867 Medicare Part D claims in 2024
In 2024, Dr. Posner wrote 5,867 Medicare Part D claims for 1,128 patients. 93% of them were for generic drugs. CMS names the drug for 5,700 of them, across 43 drugs with 11 or more claims each, at $405,316 in total drug cost. In 2023, CMS named 5,318 claims across 46 drugs.
Dr. Posner's Part D claims by kind of drug, 2024
- Generic5,432 claims93%
- Brand-name and other435 claims7%
Dr. Posner'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. Posner's Part D claims, 2024
- Opioids1%73 of 5,867 claims
- Antibiotics13%764 of 5,867 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: 5,3182024: 5,7007%
Drugs named by CMS: 43 in 2024, 46 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
Dr. Mark Peal Posner scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Posner for performance year 2024, reported individually. Dr. Posner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Posner's MIPS scores, performance year 2024
- 82of 100Final score
- 63.2of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Prostate resection: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mark Peal Posner received $9,467 in industry payments from 2016 to 2025
CMS Open Payments shows 450 general payments to Dr. Posner from 49 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Astellas Pharma US Inc paid the most, $1,472.
General payments to Dr. Posner by program year, 2016 to 2025
General payments to Dr. Posner by kind, 2016 to 2025
- Food and beverage$8,50490%
- Travel and lodging$7878%
- Education$1762%
Companies that paid Dr. Posner 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. Mark Peal Posner graduated from Louisiana State University School of Medicine in Shreveport
Dr. Posner graduated from Louisiana State University School of Medicine in Shreveport in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Peal Posner'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) |
| 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) |
| 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. Mark Peal Posner
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. Mark Peal Posner's NPI number?
Dr. Mark Peal Posner's NPI number is 1255391660. It was assigned on March 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Peal Posner?
Dr. Mark Peal Posner is a urologist in Baton Rouge, Louisiana. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Mark Peal Posner practice?
Dr. Posner practices at 2051 Silverside Dr, Baton Rouge, LA 70808. Dr. Posner's primary practice is Our Lady of the Lake Physician Group in Baton Rouge, Louisiana. Dmand AI also links Dr. Posner to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Mark Peal Posner's office phone number?
The practice phone on file for Dr. Posner is (225) 765-7727.
What is Dr. Mark Peal Posner's medical license number?
Dr. Posner holds Louisiana license 020169.
Which hospitals is Dr. Mark Peal Posner affiliated with?
Dr. Posner is affiliated with Our Lady of the Lake Regional Medical Center. Dmand AI links Dr. Posner to 3 more hospitals.
What medical group is Dr. Mark Peal Posner part of?
Dr. Posner is linked to Our Lady of the Lake Physician Group. Dmand AI links Dr. Posner to 1 more medical group.
Does Dr. Mark Peal Posner accept Medicare?
Yes. CMS data shows Dr. Posner billed Medicare for 10,036 services in 2024, and Dr. Posner accepts Medicare assignment.
What is Dr. Mark Peal Posner's MIPS score?
Dr. Posner's MIPS final score for performance year 2024 is 82 out of 100, reported individually.
How many Medicare patients does Dr. Mark Peal Posner see?
CMS counts 699 Medicare patients who saw Dr. Posner in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. Mark Peal Posner bill to Medicare?
In 2024, Dr. Posner's most billed Medicare services were medicare temporary code (Q9967), injected or infused drug (J1071) and lab and pathology test (81001).
Where did Dr. Mark Peal Posner go to medical school?
Dr. Posner graduated from Louisiana State University School of Medicine in Shreveport in 1988.
What drugs does Dr. Mark Peal Posner prescribe most?
In 2024 Medicare Part D data, Dr. Posner's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Oxybutynin Chloride ER.
Has Dr. Mark Peal Posner received payments from drug or device companies?
CMS Open Payments shows $9,467 in general payments to Dr. Posner from 49 companies from 2016 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Dr. Mark Peal Posner been practicing?
Dr. Posner graduated from medical school in 1988, 38 years ago.
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