Karen Wirtshafter, MD
NPI 1184717142 · Otolaryngology Physician · Parsippany, NJ
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Wirtshafter, MD is a Otolaryngology Physician provider in Parsippany, NJ (NPI 1184717142).
Provider details
- NPI number
- 1184717142
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA05585600 (NJ)
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
1,905 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 439 | $105 |
| Removal of Impacted Ear Wax69210 | 355 | $50 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 255 | $146 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 222 | $218 |
| Removal of Impacted Cerumen (one Or Both Ears) By Physician on Same Date of Service As Audiologic Function TestingG0268 | 173 | $58 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 114 |
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 |
|---|---|---|
| Fluticasone Propionate | 106 | 53 |
| Ipratropium Bromide | 100 | 52 |
| Montelukast Sodium | 47 | 11 |
| Mometasone Furoate | 37 | 32 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 37 | 29 |
| Fluocinolone Acetonide Oil | 33 | 25 |
| Doxycycline Hyclate | 30 | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$537 across 27 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
- 2006-10-02
- Last updated
- 2019-01-23
Frequently asked questions
- What is Karen Wirtshafter's NPI number?
- Karen Wirtshafter's National Provider Identifier (NPI) is 1184717142, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Wirtshafter's specialty?
- Karen Wirtshafter is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Wirtshafter located?
- Karen Wirtshafter's practice location on file with NPPES is 900 Lanidex Plz Ste 300, Parsippany, NJ 07054-2707.
- What is Karen Wirtshafter's phone number?
- The practice phone number listed in the NPPES registry for Karen Wirtshafter is (973) 394-1818.
- Does Karen Wirtshafter accept Medicare?
- Karen Wirtshafter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Wirtshafter's NPI active?
- Yes — Karen Wirtshafter's NPI (1184717142) is active in the NPPES registry as of the last update on 2019-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.