Doctor profile · Federal record

Dr. Lydia Tang, MD

Infectious Disease Physician (CMS: Infectious Disease) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Baltimore, MD

  • NPI 1841441409
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 S Greene St
Baltimore, MD 212011544
(410) 706-6957
fax (410) 706-6859
Mailing address
Po Box 64442
Baltimore, MD 212644442

Credentials & registration

NPPES · NUCC
NPI registered
October 2008 — 18 yrs on file
Profile last updated
April 6, 2015
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State licenses (2)
Maryland #D77744 · Florida #ME 109871
Medicaid
MD #214280500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841441409. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$1,767
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 14 11 $126

In context: peer comparison

Among 52 peers in Baltimore Infectious Disease Physician, average services per provider: 74. This provider delivers 0.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Lydia Tang's medical specialty?
Dr. Lydia Tang practices Infectious Disease Physician in Baltimore, MD.
Where does Dr. Lydia Tang practice?
Dr. Lydia Tang practices at 22 S Greene St, Baltimore, MD 212011544. Office phone: 4107066957.
What is Dr. Lydia Tang's NPI?
Dr. Lydia Tang's National Provider Identifier (NPI) is 1841441409, issued by NPPES.
Does Dr. Lydia Tang accept Medicare assignment?
Yes. Dr. Lydia Tang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lydia Tang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.