Active NPI
George O Maish III, MD
- Trauma Surgery Physician
- Tucson, AZ
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Trauma Surgery Physician
- License
- 79873
- Practice address
- 3838 N Campbell Ave BLDG 2
Tucson, AZ 85719-1454 - Phone
- (520) 626-2479
- NPI assigned
- Apr 21, 2006
- Last updated
- Sep 2, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Trauma Surgery Physician | 2086S0127X | 79873 | AZ | Primary |
| Surgical Critical Care Physician | 2086S0102X | 79873 | AZ |
Addresses
Primary practice location
3838 N Campbell Ave BLDG 2
Tucson, AZ 85719-1454
Mailing address
1501 N Campbell Ave Ste 5411
Tucson, AZ 85724-0001
Phone (520) 626-2479
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA, AZ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- General Surgery
- Education
- Other, 1994
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Banner-University Medical Group
Practice addresses (Care Compare)
1021 Park Ave
Quakertown, PA 18951-0130
3838 N Campbell Ave
BLDG 2
Tucson, AZ 85719-1454
Phone (520) 694-8888
555 N Duke St
Lancaster, PA 17602-2250
700 Lawn Ave
Sellersville, PA 18960-1548
Phone (484) 822-5700
915 Lawn Ave
Sellersville, PA 18960-1551
Hospital & facility affiliations
- St Luke's Hospital - Grand View Campus
- Lancaster General Hospital
- Banner-University Medical Center South Campus
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD058907L | PA | MD | Surgical Critical Care Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Lanaster General Hospital | Current | Accepting new patients | |
| Lancaster General Hospital | Surgery | Current | Accepting new patients |
| Lancaster General Hospital | Current | Accepting new patients | |
| St. Luke's Physician Group, Inc. | Current | Accepting new patients | |
| St Luke's Physician Group Inc | Current | Accepting new patients | |
| St. Luke's Physician Group, Inc. | Past | Accepting new patients | |
| Lancaster General Hospital | Past | Accepting new patients |
Locations
1872 St Lukes Blvd
Easton, PA 18045
Phone (484) 503-1200
801 Ostrum St
Fountain Hill, PA 18015
Phone (610) 954-2200
555 N Duke St
Lancaster, PA 17602
Phone (717) 544-5945
700 Lawn Ave
Sellersville, PA 18960
Phone (215) 453-4000
Organizations & group practices 8
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Penn Medicine LGHP Trauma & Acute Care Surgery
- Surgery Physician
- Lancaster, PA
- NPI 1154331775
-
dba South Mountain Family Practice
- Family Medicine Physician
- Bethlehem, PA
- NPI 1700984622
-
dba Penn Medicine Lancaster General Health Pain Care
- Anesthesiology Physician
- Lancaster, PA
- NPI 1144741901
-
dba Penn Medicine LG Health Physicians Gastrointestinal Services
- Gastroenterology Physician
- Lancaster, PA
- NPI 1205691912
-
dba St. Luke's Primary Care Orwigsburg
- Family Medicine Physician
- Orwigsburg, PA
- NPI 1710845144
-
dba St. Luke's Neurosurgical Associates
- Neurological Surgery Physician
- Fountain Hill, PA
- NPI 1629024427
-
- General Acute Care Hospital
- Lancaster, PA
- NPI 1104875103
-
- Maternal & Fetal Medicine Physician
- Fountain Hill, PA
- NPI 1003867623
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Tucson, AZ
- NPI 1558759498
-
- Nutrition Education Nutritionist
- Tucson, AZ
- NPI 1922660182
Hospital
-
- General Acute Care Hospital
- Lancaster, PA
- NPI 1104875103
-
dba Parkesburg Outpatient Center
- General Acute Care Hospital
- Parkesburg, PA
- NPI 1245571942
-
- General Acute Care Hospital
- Sellersville, PA
- NPI 1568459287
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1145577600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788307200000",
"number": "1043276843",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1501 N CAMPBELL AVE STE 5411",
"city": "TUCSON",
"state": "AZ",
"postal_code": "857240001",
"telephone_number": "520-626-2479"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3838 N CAMPBELL AVE BLDG 2",
"city": "TUCSON",
"state": "AZ",
"postal_code": "857191454",
"telephone_number": "520-626-2479"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MAISH",
"first_name": "GEORGE",
"middle_name": "O",
"name_prefix": "Dr.",
"name_suffix": "III",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-04-21",
"last_updated": "2026-09-02",
"certification_date": "2026-09-02",
"status": "A"
},
"taxonomies": [
{
"code": "2086S0127X",
"taxonomy_group": "",
"desc": "Surgery, Trauma Surgery",
"state": "AZ",
"license": "79873",
"primary": true
},
{
"code": "2086S0102X",
"taxonomy_group": "",
"desc": "Surgery, Surgical Critical Care",
"state": "AZ",
"license": "79873",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
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Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.