Manal Youssef-Bessler, M.D.
NPI 1649236027 · Infectious Disease Physician · Whippany, NJ
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Manal Youssef-Bessler, M.D. is a Infectious Disease Physician provider in Whippany, NJ (NPI 1649236027).
Provider details
- NPI number
- 1649236027
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25MAO7758200 (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
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
792 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 392 | $183 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 144 | $124 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 113 | $139 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 32 | $84 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 27 | $8 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Daptomycin | 49 | 15 |
| Cefepime Hcl | 29 | — |
| Ertapenem Sodiumbrand: Ertapenem | 27 | — |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 16 | — |
| Nystatin | 14 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 13 | — |
| Dolutegravir/Rilpivirinebrand: Juluca | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$441 across 19 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
- 2006-04-25
- Last updated
- 2019-10-03
Frequently asked questions
- What is Manal Youssef-Bessler's NPI number?
- Manal Youssef-Bessler's National Provider Identifier (NPI) is 1649236027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Manal Youssef-Bessler's specialty?
- Manal Youssef-Bessler is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Manal Youssef-Bessler located?
- Manal Youssef-Bessler's practice location on file with NPPES is 568 Route 10 W, Whippany, NJ 07981-1516.
- What is Manal Youssef-Bessler's phone number?
- The practice phone number listed in the NPPES registry for Manal Youssef-Bessler is (973) 535-8355.
- Does Manal Youssef-Bessler accept Medicare?
- Manal Youssef-Bessler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Manal Youssef-Bessler's NPI active?
- Yes — Manal Youssef-Bessler's NPI (1649236027) is active in the NPPES registry as of the last update on 2019-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.