Doctor profile · Federal record

Dr. Angela Lo, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Falls Church, VA

  • NPI 1679700306
  • Accepts Medicare
  • MIPS 77.4 / 100 · 2023
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3300 Gallows RD
Falls Church, VA 220423300
(703) 776-4001
fax (703) 776-7113
Additional location
55 Lake Ave N
Worcester, MA 016550002
(774) 442-2173
Mailing address
3300 Gallows RD Dept of
Falls Church, VA 220423307

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
September 15, 2020
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Virginia #0101268514 · Massachusetts #240918

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679700306. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$2,685
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 14 14 $192

In context: peer comparison

Among 63 peers in Falls Church Internal Medicine Physician, average services per provider: 131. This provider delivers 0.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Angela Lo's medical specialty?
Dr. Angela Lo practices Internal Medicine Physician in Falls Church, VA.
Where does Dr. Angela Lo practice?
Dr. Angela Lo practices at 3300 Gallows RD, Falls Church, VA 220423300. Office phone: 7037764001.
What is Dr. Angela Lo's NPI?
Dr. Angela Lo's National Provider Identifier (NPI) is 1679700306, issued by NPPES.
Does Dr. Angela Lo accept Medicare assignment?
Yes. Dr. Angela Lo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Angela Lo commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.