John Mattingly, MD
NPI 1922327907 · Hematology & Oncology Physician · Portsmouth, VA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Mattingly, MD is a Hematology & Oncology Physician provider in Portsmouth, VA (NPI 1922327907).
Provider details
- NPI number
- 1922327907
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0101250189 (VA)
Specialties & taxonomies
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 tenure33% of score
16 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$46 across 2 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
Additional practice locations (1)
- 4800 S Croatan HwyNags Head, NC 27959-9704Phone: (252) 847-6172
Registry dates
- Enumerated
- 2010-05-31
- Last updated
- 2025-06-30
- Certified
- 2025-06-30
Frequently asked questions
- What is John Mattingly's NPI number?
- John Mattingly's National Provider Identifier (NPI) is 1922327907, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mattingly's specialty?
- John Mattingly is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is John Mattingly located?
- John Mattingly's practice location on file with NPPES is 620 John Paul Jones Cir, Portsmouth, VA 23708-2111.
- What is John Mattingly's phone number?
- The practice phone number listed in the NPPES registry for John Mattingly is (757) 953-1043.
- Does John Mattingly accept Medicare?
- John Mattingly is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Mattingly's NPI active?
- Yes — John Mattingly's NPI (1922327907) is active in the NPPES registry as of the last update on 2025-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.