Doctor profile · Federal record

Dr. Ann Hwalek, D.O.

Surgery Physician (CMS: Thoracic Surgery) · Surgery Physician · Washington, DC

  • NPI 1073889887
  • Accepts Medicare
  • MIPS 79.1 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3800 Reservoir RD Nw
Washington, DC 200072113
(202) 444-6305
Mailing address
3800 Reservoir RD Nw Fl Phc4
Washington, DC 200072113

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
October 12, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
Illinois #125.062224 · District of Columbia #DO210001283

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073889887. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
178
Distinct HCPCS
5
Medicare allowed
$22,154
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 72 32 $86
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 36 $189
99205 New patient office or other outpatient visit, 60-74 minutes 27 27 $198
99213 Established patient office or other outpatient visit, 20-29 minutes 24 22 $72
99214 Established patient office or other outpatient visit, 30-39 minutes 19 18 $107

In context: peer comparison

Among 32 peers in this city , average services per provider: 50. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,280
Transactions
12
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 9 $1,146.48
Lexington Medical, Inc. 1 $70.33
Merck Sharp & Dohme LLC 2 $63.50

By nature of payment

Travel and Lodging
$1,001
Food and Beverage
$279

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann Hwalek's medical specialty?
Dr. Ann Hwalek practices Surgery Physician in Washington, DC.
Where does Dr. Ann Hwalek practice?
Dr. Ann Hwalek practices at 3800 Reservoir RD Nw, Washington, DC 200072113. Office phone: 2024446305.
What is Dr. Ann Hwalek's NPI?
Dr. Ann Hwalek's National Provider Identifier (NPI) is 1073889887, issued by NPPES.
Does Dr. Ann Hwalek accept Medicare assignment?
Yes. Dr. Ann Hwalek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Hwalek commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.