Doctor profile · Federal record

Dr. William Lash,, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Certified Registered Nurse Anesthetist · Falls Church, VA

  • NPI 1194751115
  • Accepts Medicare
  • 37 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3300 Gallows RD
Falls Church, VA 220423307
(703) 689-3138
Mailing address
5530 Wisconsin Ave, Ste 1620
Chevy Chase, MD 208154322

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
April 24, 2019
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Maryland #RN1004175 · Virginia #0024152408

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194751115. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
517
Distinct HCPCS
2
Medicare allowed
$33,674
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 486 428 $64
00140 Anesthesia for other procedure on eye 31 28 $88

In context: peer comparison

Among 36 peers in this city , average services per provider: 35. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$117
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Heron Therapeutics, Inc. 1 $117.12

By nature of payment

Food and Beverage
$117

Frequently asked questions

Auto-generated from federal data
What is Dr. William Lash,'s medical specialty?
Dr. William Lash, practices Certified Registered Nurse Anesthetist in Falls Church, VA.
Where does Dr. William Lash, practice?
Dr. William Lash, practices at 3300 Gallows RD, Falls Church, VA 220423307. Office phone: 7036893138.
What is Dr. William Lash,'s NPI?
Dr. William Lash,'s National Provider Identifier (NPI) is 1194751115, issued by NPPES.
Does Dr. William Lash, accept Medicare assignment?
Yes. Dr. William Lash, accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Lash, commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on eye (HCPCS 00140). Source: CMS Medicare Physician & Other Practitioners file.