Mark Posner, M.D.
NPI 1255391660 · Urology Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Posner, M.D. is a Urology Physician provider in Baton Rouge, LA (NPI 1255391660).
Provider details
- NPI number
- 1255391660
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 020169 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,259 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Manual Urinalysis Test With Examination Using Microscope, Automated81001 | 901 | $3 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 587 | $118 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 541 | $15 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 459 | $9 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 450 | $10 |
| Psa (prostate Specific Antigen) Measurement, Total84153 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 1,724 | 493 |
| Finasteride | 828 | 246 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 319 | 90 |
| Testosterone Cypionate | 286 | 50 |
| Mirabegronbrand: Myrbetriq | 232 | 63 |
| Solifenacin Succinate | 176 | 57 |
| Cefdinir | 174 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$891 across 43 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-28
- Last updated
- 2025-05-28
- Certified
- 2025-05-28
Frequently asked questions
- What is Mark Posner's NPI number?
- Mark Posner's National Provider Identifier (NPI) is 1255391660, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Posner's specialty?
- Mark Posner is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Posner located?
- Mark Posner's practice location on file with NPPES is 7777 Hennessy Blvd, Baton Rouge, LA 70808-4300.
- What is Mark Posner's phone number?
- The practice phone number listed in the NPPES registry for Mark Posner is (225) 769-2500.
- Does Mark Posner accept Medicare?
- Mark Posner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Posner's NPI active?
- Yes — Mark Posner's NPI (1255391660) is active in the NPPES registry as of the last update on 2025-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.