Wajahat Khan, M.D.
NPI 1932426905 · Sleep Medicine (Internal Medicine) Physician · Flemington, NJ
Enrolled with Medicare as Practitioner - Sleep Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wajahat Khan, M.D. is a Sleep Medicine (Internal Medicine) Physician provider in Flemington, NJ (NPI 1932426905).
Provider details
- NPI number
- 1932426905
- Entity type
- Individual
- Primary specialty
- Sleep Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA08700100 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 tenure25% of score
16 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
851 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 543 | $215 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 178 | $123 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 56 | $139 |
| Sleep Study Including Heart Rate, Breathing, and Sleep Time95800 | 33 | $41 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 27 | $87 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$243 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
- 2010-04-29
- Last updated
- 2025-02-25
- Certified
- 2025-02-25
Frequently asked questions
- What is Wajahat Khan's NPI number?
- Wajahat Khan's National Provider Identifier (NPI) is 1932426905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wajahat Khan's specialty?
- Wajahat Khan is listed in the NPPES registry with a primary specialty of Sleep Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Wajahat Khan located?
- Wajahat Khan's practice location on file with NPPES is 6 Sand Hill Rd Ste 202, Flemington, NJ 08822-4946.
- What is Wajahat Khan's phone number?
- The practice phone number listed in the NPPES registry for Wajahat Khan is (908) 237-4080.
- Does Wajahat Khan accept Medicare?
- Wajahat Khan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wajahat Khan's NPI active?
- Yes — Wajahat Khan's NPI (1932426905) is active in the NPPES registry as of the last update on 2025-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.