Doctor profile · Federal record
Dr. Guillermo Giangreco, MD
Critical Care Medicine (Internal Medicine) Physician · Glen Burnie, MD
- NPI 1255321030
- 21 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
301 Hospital Dr
Glen Burnie, MD 210615803
(410) 787-4000 - Mailing address
-
Po Box 64485
Baltimore, MD 212644485
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- April 16, 2008
- Specialty taxonomy
- 207RC0200X — NUCC code
- State license (1)
- Maryland #D0062714
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255321030. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
21
Distinct HCPCS
1
Medicare allowed
$4,485
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 21 | 12 | $214 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 68. This provider delivers 0.3× the peer median.Frequently asked questions
What is Dr. Guillermo Giangreco's medical specialty?
Dr. Guillermo Giangreco practices Critical Care Medicine (Internal Medicine) Physician in Glen Burnie, MD.
Where does Dr. Guillermo Giangreco practice?
Dr. Guillermo Giangreco practices at 301 Hospital Dr, Glen Burnie, MD 210615803. Office phone: 4107874000.
What is Dr. Guillermo Giangreco's NPI?
Dr. Guillermo Giangreco's National Provider Identifier (NPI) is 1255321030, issued by NPPES.
What procedures does Dr. Guillermo Giangreco commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.