Joseph Mammarappallil, PHD, MD
NPI 1659514727 · Diagnostic Radiology Physician · Durham, NC
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Mammarappallil, PHD, MD is a Diagnostic Radiology Physician provider in Durham, NC (NPI 1659514727).
Provider details
- NPI number
- 1659514727
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- PHD, MD
- Sex
- Male
- 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 tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,597 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 389 | $8 |
| X-Ray of Chest, 2 Views71046 | 342 | $10 |
| 3d Radiographic Procedure76376 | 214 | $9 |
| Ct Scan of Chest Without Contrast71250 | 177 | $47 |
| X-Ray of Chest, 2 Views71046 | 144 | $15 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 103 | $78 |
| Ct Scan of Chest With Contrast71260 | 43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$181,096 across 162 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
- 2009-04-19
- Last updated
- 2014-05-06
Frequently asked questions
- What is Joseph Mammarappallil's NPI number?
- Joseph Mammarappallil's National Provider Identifier (NPI) is 1659514727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Mammarappallil's specialty?
- Joseph Mammarappallil is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Mammarappallil located?
- Joseph Mammarappallil's practice location on file with NPPES is 2301 Erwin Rd, Durham, NC 27705-4699.
- What is Joseph Mammarappallil's phone number?
- The practice phone number listed in the NPPES registry for Joseph Mammarappallil is (919) 684-8111.
- Does Joseph Mammarappallil accept Medicare?
- Joseph Mammarappallil is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Mammarappallil's NPI active?
- Yes — Joseph Mammarappallil's NPI (1659514727) is active in the NPPES registry as of the last update on 2014-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.