Tamara Mahr, MD
NPI 1124184890 · Critical Care Medicine (Internal Medicine) Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tamara Mahr, MD is a Critical Care Medicine (Internal Medicine) Physician provider in Philadelphia, PA (NPI 1124184890).
Provider details
- NPI number
- 1124184890
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MT184280 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
528 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 124 | $146 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 107 | $98 |
| Critical Care, First 30-74 Minutes99291 | 90 | $215 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 42 | $120 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 27 | $80 |
| Test to Determine Lung Volumes Using Sensors94726 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 263 | 94 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 205 | 82 |
| Montelukast Sodium | 119 | 37 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 103 | 23 |
| Tiotropium Bromidebrand: Spiriva Respimat | 96 | 21 |
| Fluticasone Propionate | 94 | 31 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-28
- Last updated
- 2019-09-19
Frequently asked questions
- What is Tamara Mahr's NPI number?
- Tamara Mahr's National Provider Identifier (NPI) is 1124184890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamara Mahr's specialty?
- Tamara Mahr is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Tamara Mahr located?
- Tamara Mahr's practice location on file with NPPES is 800 Spruce St, Philadelphia, PA 19107-6130.
- What is Tamara Mahr's phone number?
- The practice phone number listed in the NPPES registry for Tamara Mahr is (215) 829-5933.
- Does Tamara Mahr accept Medicare?
- Tamara Mahr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tamara Mahr's NPI active?
- Yes — Tamara Mahr's NPI (1124184890) is active in the NPPES registry as of the last update on 2019-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.