Jannatun Sikder, M.D.
NPI 1639674880 · Diagnostic Radiology Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jannatun Sikder, M.D. is a Diagnostic Radiology Physician provider in Dallas, TX (NPI 1639674880).
Provider details
- NPI number
- 1639674880
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- U9664 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
317 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) |
|---|---|---|
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 192 | $107 |
| Ct Scan Head Or Brain Without Contrast70450 | 45 | $38 |
| Nuclear Medicine Study Whole Body With Ct Scan78816 | 29 | $108 |
| Mri Scan of Brain Without Contrast70551 | 16 | $66 |
| Mri Scan of Brain Before and After Contrast70553 | 13 | $103 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 | 11 | $76 |
Practice location
Mailing address
Additional practice locations (2)
- 20 York Street Department of RadiologyNew Haven, CT 06510-3220Phone: (203) 688-4242
- 306 High Point DrMurphy, TX 75094-4152Phone: (800) 841-4236Fax: (706) 653-1230
Registry dates
- Enumerated
- 2018-03-29
- Last updated
- 2024-07-24
- Certified
- 2024-07-24
Frequently asked questions
- What is Jannatun Sikder's NPI number?
- Jannatun Sikder's National Provider Identifier (NPI) is 1639674880, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jannatun Sikder's specialty?
- Jannatun Sikder is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jannatun Sikder located?
- Jannatun Sikder's practice location on file with NPPES is 3500 Gaston Ave, Dallas, TX 75246-2017.
- What is Jannatun Sikder's phone number?
- The practice phone number listed in the NPPES registry for Jannatun Sikder is (800) 841-4236.
- Does Jannatun Sikder accept Medicare?
- Jannatun Sikder is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jannatun Sikder's NPI active?
- Yes — Jannatun Sikder's NPI (1639674880) is active in the NPPES registry as of the last update on 2024-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.