Doctor profile · Federal record

Dr. Alfonso Zalduondo, M.D.

Surgery Physician · Towson, MD

  • NPI 1417069006
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7600 Osler Dr, Suite 302
Towson, MD 212047735
(410) 296-3092
fax (410) 494-6442

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
September 1, 2011
Specialty taxonomy
208600000X — NUCC code
State license (1)
Maryland #D29306

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417069006. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,221
Distinct HCPCS
5
Medicare allowed
$188,680
HCPCS Description Services Patients Avg allowed
G0277 Hyperbaric oxygen under pressure, full body chamber, per 30 minute interval 765 30 $184
99213 Established patient office or other outpatient visit, 20-29 minutes 219 52 $95
99183 Management of oxygen chamber therapy 193 29 $111
11042 Removal of skin and tissue, 20.0 sq cm or less 30 20 $139
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $112

In context: peer comparison

Among 4 peers in Towson Surgery Physician, average services per provider: 77. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$3,845
Drug Type Claims Patients Total cost
Santyl (Collagenase Clostridium Hist.) Brand 13 0 $3,845

Frequently asked questions

Auto-generated from federal data
What is Dr. Alfonso Zalduondo's medical specialty?
Dr. Alfonso Zalduondo practices Surgery Physician in Towson, MD.
Where does Dr. Alfonso Zalduondo practice?
Dr. Alfonso Zalduondo practices at 7600 Osler Dr, Towson, MD 212047735. Office phone: 4102963092.
What is Dr. Alfonso Zalduondo's NPI?
Dr. Alfonso Zalduondo's National Provider Identifier (NPI) is 1417069006, issued by NPPES.
What procedures does Dr. Alfonso Zalduondo commonly perform?
Top Medicare-reported procedures in 2023: Hyperbaric oxygen under pressure, full body chamber, per 30 minute interval (HCPCS G0277); Established patient office or other outpatient visit (HCPCS 99213); Management of oxygen chamber therapy (HCPCS 99183). Source: CMS Medicare Physician & Other Practitioners file.