Active NPI
Michael George Kattah, M.D., PH.D
- Gastroenterology Physician
- Rochester, MN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 79155
- Practice address
- 200 1St St SW
Rochester, MN 55905-0001 - Phone
- (507) 284-2511
- NPI assigned
- Jun 3, 2010
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | 79155 | MN | Primary |
| Internal Medicine Physician | 207R00000X | A118801 | CA | |
| Internal Medicine Physician | 207R00000X | UNKNOWN | MA |
Addresses
Primary practice location
200 1St St SW
Rochester, MN 55905-0001
Mailing address
PO Box 860912
Minneapolis, MN 55486-0912
Phone (507) 284-2511
Other practice location 1
513 Parnassus Ave
Med Sci Bldg Rm S357G
San Francisco, CA 94143-2205
Phone (415) 502-4444
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | mkattah2565117@ehrdirect.mayoclinicmsg.org |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, MN
- 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
- Gastroenterology
- Education
- Stanford University School of Medicine, 2010
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
200 1St St SW
Rochester, MN 55905-0001
Phone (507) 284-2511
Hospital & facility affiliations
- Mayo Clinic Hospital Rochester
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.01 of 100
- Quality
- 86.78
- Improvement activities
- 40
- Cost
- 70.46
Merit-based Incentive Payment System (MIPS)
- Final score
- 100 of 100
- Quality
- 95
- Improvement activities
- 40
- Cost
- 80.65
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 33 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 12 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine, Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A118801 | CA | MD | Internal Medicine Physician |
| UNKNOWN | MA | MD | Pediatrics Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| University of California San Francisco | Current | Accepting new patients | |
| University of California SFGH Medical Group | Current | Accepting new patients | |
| Mayo Clinic | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Current | Accepting new patients | |
| University of California SFGH Medical Group | Gastroenterology | Current | Accepting new patients |
| Mayo Clinic | Current | Accepting new patients | |
| Regents of the University of California | Internal Medicine | Current | Accepting new patients |
| University of California San Francisco | Internal Medicine | Current | Accepting new patients |
| University of California San Francisco | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Internal Medicine | Current | Accepting new patients |
| Mayo Clinic | Gastroenterology | Current | Accepting new patients |
| Regents of the University of California | Past | Accepting new patients | |
| University of California San Francisco Medical Center | Past | Accepting new patients | |
| Mayo Clinic | Past | Accepting new patients | |
| University of California San Francisco | Past | Accepting new patients |
Locations
513 Parnassus Ave
Rm S1070
San Francisco, CA 94143
400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000
1600 Divisadero St
San Francisco, CA 94143
Phone (415) 353-7175
513 Parnassus Ave
Rm S357G
San Francisco, CA 94143
Phone (415) 502-4444
400 Parnassus Ave
San Francisco, CA 94143
Phone (415) 353-2000
505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058
350 Parnassus Ave
Ste 300
San Francisco, CA 94117
Phone (415) 353-2318
1600 Divisadero St
Fl 7
San Francisco, CA 94143
1001 Potrero Ave
Rm 3D5
San Francisco, CA 94110
Phone (415) 206-8822
2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444
1100 Park Pl
Ste 100
San Mateo, CA 94403
Phone (415) 353-3236
200 1st St SW
Rochester, MN 55905
Phone (507) 266-4850
Organizations & group practices 15
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1760552343
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1477624104
-
- Pediatrics Physician
- San Francisco, CA
- NPI 1861578973
-
- Gastroenterology Physician
- San Francisco, CA
- NPI 1578538609
-
- Clinical Medical Laboratory
- Rochester, MN
- NPI 1083249577
-
- Multi-Specialty Clinic/Center
- Rochester, MN
- NPI 1538568928
-
- Health Service Clinic/Center
- San Francisco, CA
- NPI 1194115246
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1164512851
-
- Community/Retail Pharmacy
- San Francisco, CA
- NPI 1659141711
-
- Vascular Surgery Physician
- San Francisco, CA
- NPI 1033913959
-
- Air Ambulance
- Rochester, MN
- NPI 1821326570
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Rochester, MN
- NPI 1841266194
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1275523200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757462400000",
"number": "1871813675",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 860912",
"city": "MINNEAPOLIS",
"state": "MN",
"postal_code": "554860912",
"telephone_number": "507-284-2511"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "200 1ST ST SW",
"city": "ROCHESTER",
"state": "MN",
"postal_code": "559050001",
"telephone_number": "507-284-2511"
}
],
"practiceLocations": [
{
"address_1": "513 Parnassus Ave",
"address_2": "Med Sci Bldg Rm S357G",
"address_purpose": "LOCATION",
"city": "San Francisco",
"state": "CA",
"postal_code": "941432205",
"country_code": "US",
"telephone_number": "415-502-4444",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KATTAH",
"first_name": "MICHAEL",
"middle_name": "GEORGE",
"name_prefix": "Dr.",
"credential": "M.D., PH.D",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2010-06-03",
"last_updated": "2025-09-10",
"certification_date": "2025-09-10",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "MN",
"license": "79155",
"primary": true
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "CA",
"license": "A118801",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MA",
"license": "UNKNOWN",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "mkattah2565117@ehrdirect.mayoclinicmsg.org",
"affiliation": "N",
"address_1": "200 1st St SW",
"city": "Rochester",
"state": "MN",
"country_code": "US",
"postal_code": "559050001",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Rochester, MN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 10, 2025; 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.