John Ligon, M.D.
NPI 1306188206 · Pediatric Hematology & Oncology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ligon, M.D. is a Pediatric Hematology & Oncology Physician provider in Baltimore, MD (NPI 1306188206).
Provider details
- NPI number
- 1306188206
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0080982 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
13 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.
$215 across 1 record (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)
- 1935 Medical District DrGraduate Medical EducationDallas, TX 75235-7701Phone: (214) 456-2735
Registry dates
- Enumerated
- 2013-03-19
- Last updated
- 2019-07-31
Frequently asked questions
- What is John Ligon's NPI number?
- John Ligon's National Provider Identifier (NPI) is 1306188206, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ligon's specialty?
- John Ligon is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is John Ligon located?
- John Ligon's practice location on file with NPPES is 1800 Orleans St Rm 11379, Baltimore, MD 21287.
- What is John Ligon's phone number?
- The practice phone number listed in the NPPES registry for John Ligon is (410) 955-8751.
- Does John Ligon accept Medicare?
- John Ligon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ligon's NPI active?
- Yes — John Ligon's NPI (1306188206) is active in the NPPES registry as of the last update on 2019-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.