Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Amol Ramesh Yajnik, M.D.
Pediatrics Physician in Boston, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134218449
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Registry record
Entity type Individual (Type 1)
Name Dr. Amol Ramesh Yajnik
Credential M.D.
Sex Male
Practice address 300 Longwood Ave, Boston, MA, 02115
Phone (617) 355-6000
Enumeration date Oct 12, 2006
Last updated in NPPES Apr 7, 2023
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Amol Yajnik?
Amol Yajnik is registered in NPPES with the primary taxonomy of Pediatrics Physician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Barry Zallen Pediatrics Physician · Boston, MA NPI 1588667539 Thomas Hamilton Pediatric Surgery Physician · Boston, MA NPI 1811991201 Stacy Drury Child & Adolescent Psychiatry Physician · Boston, MA NPI 1316945116 James Dinardo Anesthesiology Physician · Boston, MA NPI 1962496281 Eric Fleegler Pediatric Emergency Medicine (Pediatrics) Physician · Boston, MA NPI 1215923362 Peter Kriz Pediatric Sports Medicine Physician · Boston, MA NPI 1881681310 Kira Dies Genetic Counselor (M.S.) · Boston, MA NPI 1710975644 Jessie Hastings Genetic Counselor (M.S.) · Boston, MA NPI 1518955442
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-04-07.