Jennifer Ahn
NPI 1891257770 · Emergency Medicine Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Ahn is a Emergency Medicine Physician provider in Pittsburgh, PA (NPI 1891257770).
Provider details
- NPI number
- 1891257770
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
537 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 192 | $163 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 167 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 92 | $111 |
| Critical Care, First 30-74 Minutes99291 | 66 | $202 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 20 | $68 |
Typical Medicare-allowed amounts for these services range $8–$202 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 75 | 73 |
| Oxycodone Hcl | 55 | 54 |
| Cefuroxime Axetilbrand: Cefuroxime | 51 | 51 |
| Prednisone | 48 | 46 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 44 | 44 |
| Azithromycin | 37 | 37 |
| Methocarbamol | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-01
- Last updated
- 2024-12-11
- Certified
- 2022-07-05
Frequently asked questions
- What is Jennifer Ahn's NPI number?
- Jennifer Ahn's National Provider Identifier (NPI) is 1891257770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Ahn's specialty?
- Jennifer Ahn is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Ahn located?
- Jennifer Ahn's practice location on file with NPPES is 200 Lothrop St Ste 933w, Pittsburgh, PA 15213-2536.
- What is Jennifer Ahn's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Ahn is (412) 647-2345.
- Does Jennifer Ahn accept Medicare?
- Jennifer Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Ahn's NPI active?
- Yes — Jennifer Ahn's NPI (1891257770) is active in the NPPES registry as of the last update on 2024-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.