Allyson Richardson is a Gastroenterology physician. OpenAlex indexes 35 publications with 312 citations (h-index 4).
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex, matched via ORCID.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingContact
The practice address and phone this provider lists in the federal NPPES (CMS) registry.
Practice address
513 Parnassus Ave
San Francisco, CA 941432205
Telephone
415-502-4444Provider last certified this registry record 31 Oct 2025.
Industry payments
8 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
- Gilead Sciences, Inc.Program year20253 payments
- Janssen Biotech, Inc.Program year20252 payments
- Madrigal PharmaceuticalsProgram year20251 payment
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
Publications
Matched to this physician's OpenAlex author record; most-cited works shown first.
- Validation of Dominant Symptom Intensity as a Patient-Reported Outcome Measure in the Evaluation of Esophageal Symptoms
Journal of Clinical Gastroenterology
2026 - The Aging Esophagus: Contraction Reserve on High‐Resolution Manometry Declines With Age
Neurogastroenterology & Motility
2026
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A basic profile from our physician directory: identity and practice contact from the federal NPPES registry, research from OpenAlex, trials from ClinicalTrials.gov, payments from CMS Open Payments — shown itemized where we have matched records, as a count where we only have a total. This person hasn't been through our full identity-adjudication pipeline yet, so funding, congress activity and public presence aren't shown. Absence of a section means “not yet looked,” never “none found.”