Doctor profile · Federal record

Dr. Helen Lyon, MD

Clinical Genetics (M.D.) Physician · Boston, MA

  • NPI 1659362309
  • MIPS 89.0 / 100 · 2023
  • 21 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Longwood Ave
Boston, MA 021155724
(617) 355-6000
fax (508) 334-1977

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
October 18, 2024
Specialty taxonomy
207SG0201X — NUCC code
State license (1)
Massachusetts #203432
Medicaid
MA #110004104A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659362309. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11
Distinct HCPCS
1
Medicare allowed
$1,699
HCPCS Description Services Patients Avg allowed
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $154

In context: peer comparison

Among 4 peers in Boston Clinical Genetics (M.D.) Physician, average services per provider: 21. This provider delivers 0.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Helen Lyon's medical specialty?
Dr. Helen Lyon practices Clinical Genetics (M.D.) Physician in Boston, MA.
Where does Dr. Helen Lyon practice?
Dr. Helen Lyon practices at 300 Longwood Ave, Boston, MA 021155724. Office phone: 6173556000.
What is Dr. Helen Lyon's NPI?
Dr. Helen Lyon's National Provider Identifier (NPI) is 1659362309, issued by NPPES.
What procedures does Dr. Helen Lyon commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.