What is Mary Clark's NPI number?

Mary Clark's National Provider Identifier (NPI) is 1699846436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Clark's specialty?

Mary Clark is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Mary Clark located?

Mary Clark's practice location on file with NPPES is 620 C Congaree Rd, Greenville, SC 29607.

What is Mary Clark's phone number?

The practice phone number listed in the NPPES registry for Mary Clark is (864) 254-9477.

Is Mary Clark's NPI active?

Yes — Mary Clark's NPI (1699846436) is active in the NPPES registry as of the last update on 2019-04-23.

IndividualActive

Mary Clark, FNP

NPI 1699846436 · Nurse Practitioner · Greenville, SC

Mary Clark, FNP is a Nurse Practitioner provider in Greenville, SC (NPI 1699846436).

Provider details

NPI number: 1699846436
Entity type: Individual
Primary specialty: Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: FNP
Sex: Female
Sole proprietor: No
License: APN1171 (SC)

Specialties & taxonomies

Nurse PractitionerPrimary363L00000XLicense APN1171 (SC)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(99/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
5 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

620 C Congaree Rd

Greenville, SC 29607

Phone: (864) 254-9477

Fax: (864) 254-9896

Street-level locationGet directions

More SC providers

Mailing address

103 Lichen Dr

Williamston, SC 29697-8514

Additional practice locations (4)

1500 Highway 29 S
Anderson, SC 29626-3038
Phone: (864) 231-6000
Fax: (864) 231-6498
518 Pumpkintown Rd
Marietta, SC 29661-9526
Phone: (864) 250-6169
Fax: (864) 250-6222
512 Pumpkintown Rd
Marietta, SC 29661-9526
Phone: (864) 250-5320
Fax: (864) 250-5390
290 Old Anderson Rd.
Pendleton, SC 29670
Phone: (864) 646-4121

Enumerated: 2006-11-13
Last updated: 2019-04-23

Frequently asked questions

What is Mary Clark's NPI number?: Mary Clark's National Provider Identifier (NPI) is 1699846436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mary Clark's specialty?: Mary Clark is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Mary Clark located?: Mary Clark's practice location on file with NPPES is 620 C Congaree Rd, Greenville, SC 29607.
What is Mary Clark's phone number?: The practice phone number listed in the NPPES registry for Mary Clark is (864) 254-9477.
Is Mary Clark's NPI active?: Yes — Mary Clark's NPI (1699846436) is active in the NPPES registry as of the last update on 2019-04-23.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.