Active NPI
Shaffer Randall Shrope Mok, M.D.
- Gastroenterology Physician
- Columbia, MD
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- ME153258
- Practice address
- 7120 Minstrel Way Ste 100
Columbia, MD 21045-5274 - Phone
- (410) 290-6677
- Fax
- (410) 290-6676
- NPI assigned
- Dec 10, 2012
- 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 5
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | ME153258 | FL | Primary |
| Gastroenterology Physician | 207RG0100X | D0102518 | MD | |
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Internal Medicine Physician | 207R00000X | D0102518 | MD | |
| Gastroenterology Physician | 207RG0100X | MD452678 | PA |
Addresses
Primary practice location
7120 Minstrel Way Ste 100
Columbia, MD 21045-5274
Mailing address
7120 Minstrel Way Ste 100
Columbia, MD 21045-5274
Phone (410) 290-6677
Other practice location 1
21 Crossroads Dr Ste 205
Owings Mills, MD 21117-5483
Phone (410) 290-6677
Other practice location 2
4940 Campbell Blvd Ste 140
Baltimore, MD 21236-5910
Phone (410) 290-6677
Other practice location 3
1212 York Rd Ste B101
Lutherville, MD 21093-6233
Phone (410) 290-6677
Electronic endpoints 4
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | shaffermok@uhps.allscriptsdirect.net | ||
| Direct Messaging Address | shaffermok@uhps.allscriptsdirect.net | ||
| Direct Messaging Address | shaffermok@uhps.allscriptsdirect.net | ||
| Direct Messaging Address | shaffer.mok@direct.moffitt.org |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in FL, MD, DC
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 3
Care Compare profile
Medicare Care Compare- Specialty
- Gastroenterology
- Education
- Other, 2010
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
3405 Olandwood CT
Suite 102
Olney, MD 20832-1447
Phone (301) 570-8671
7120 Minstrel Way
Suite 100
Columbia, MD 21045-5274
Phone (410) 290-6677
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 88 of 100
- Quality
- 74.04
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 70.96
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 54 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 232 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| D0102518 | MD | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Gastro Center of Maryland LLC | Gastroenterology | Current | Accepting new patients |
| Multicare Health System | Past | Accepting new patients |
Locations
7120 Minstrel Way
Ste 100
Columbia, MD 21045
Phone (571) 210-4828
3405 Olandwood Ct
Ste 102
Olney, MD 20832
Phone (301) 570-8671
Organizations & group practices 2
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.
-
- Nurse Practitioner
- Tacoma, WA
- NPI 1407808413
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Special Hospital
- Tampa, FL
- NPI 1780653618
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1355097600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778371200000",
"number": "1275878787",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7120 MINSTREL WAY STE 100",
"city": "COLUMBIA",
"state": "MD",
"postal_code": "210455274",
"telephone_number": "410-290-6677",
"fax_number": "410-290-6676"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "7120 MINSTREL WAY STE 100",
"city": "COLUMBIA",
"state": "MD",
"postal_code": "210455274",
"telephone_number": "410-290-6677",
"fax_number": "410-290-6676"
}
],
"practiceLocations": [
{
"address_1": "21 Crossroads Dr Ste 205",
"address_purpose": "LOCATION",
"city": "Owings Mills",
"state": "MD",
"postal_code": "211175483",
"country_code": "US",
"telephone_number": "410-290-6677",
"fax_number": "410-290-6676",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4940 Campbell Blvd Ste 140",
"address_purpose": "LOCATION",
"city": "Baltimore",
"state": "MD",
"postal_code": "212365910",
"country_code": "US",
"telephone_number": "410-290-6677",
"fax_number": "410-290-6676",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1212 York Rd Ste B101",
"address_purpose": "LOCATION",
"city": "Lutherville",
"state": "MD",
"postal_code": "210936233",
"country_code": "US",
"telephone_number": "410-290-6677",
"fax_number": "410-290-6676",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MOK",
"first_name": "SHAFFER",
"middle_name": "RANDALL SHROPE",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2012-12-10",
"last_updated": "2026-05-10",
"certification_date": "2026-05-10",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "FL",
"license": "ME153258",
"primary": true
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "MD",
"license": "D0102518",
"primary": false
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MD",
"license": "D0102518",
"primary": false
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "PA",
"license": "MD452678",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "shaffermok@uhps.allscriptsdirect.net",
"affiliation": "N",
"address_1": "29101 Health Campus Dr Ste 450",
"city": "Westlake",
"state": "OH",
"country_code": "US",
"postal_code": "441455267",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "shaffermok@uhps.allscriptsdirect.net",
"affiliation": "N",
"address_1": "29101 Health Campus Dr Ste 450",
"city": "Westlake",
"state": "OH",
"country_code": "US",
"postal_code": "441455267",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "shaffermok@uhps.allscriptsdirect.net",
"affiliation": "N",
"address_1": "29101 Health Campus Dr Ste 450",
"city": "Westlake",
"state": "OH",
"country_code": "US",
"postal_code": "441455267",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "shaffer.mok@direct.moffitt.org",
"affiliation": "N",
"address_1": "12902 Usf Magnolia Dr",
"city": "Tampa",
"state": "FL",
"country_code": "US",
"postal_code": "336129416",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Columbia, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 10, 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.