Marc Posner, M.D.
NPI 1114930211 · Family Medicine Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Posner, M.D. is a Family Medicine Physician provider in Baltimore, MD (NPI 1114930211).
Provider details
- NPI number
- 1114930211
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D19640 (MD)
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
19 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
661 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 408 | $99 |
| 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 | 136 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 82 | $135 |
| Transitional Care Management Services for Problem of High Complexity99496 | 20 | $246 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 15 | $15 |
Typical Medicare-allowed amounts for these services range $15–$246 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 159 | 56 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 114 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 96 | 29 |
| Lisinopril | 88 | 27 |
| Diclofenac Sodiumbrand: Diclofenac Sodium Er | 84 | 34 |
| Metoprolol Succinate | 84 | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$201 across 11 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
- 2006-08-14
- Last updated
- 2007-12-19
Frequently asked questions
- What is Marc Posner's NPI number?
- Marc Posner's National Provider Identifier (NPI) is 1114930211, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Posner's specialty?
- Marc Posner is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Posner located?
- Marc Posner's practice location on file with NPPES is 1147 S Hanover St, Baltimore, MD 21230-3717.
- What is Marc Posner's phone number?
- The practice phone number listed in the NPPES registry for Marc Posner is (410) 752-5425.
- Does Marc Posner accept Medicare?
- Marc Posner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Posner's NPI active?
- Yes — Marc Posner's NPI (1114930211) is active in the NPPES registry as of the last update on 2007-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.