MRS. KATHRYN R SMALL NP
NPI 1225097173
Nurse Practitioner - Acute Care in Concord, MA
About Mrs. Kathryn R Small Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. KATHRYN R SMALL NP (NPI 1225097173) is an individual acute care provider in Concord, Massachusetts, licensed in Massachusetts (232541) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with Emerson Hospital -, and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mrs. Kathryn R Small Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Kathryn Small reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Concord, MA 01742
- Reassigned Medicare billing, Massachusetts enrollment
- 451 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Emerson Hospital -
Acute Care Hospitals · W Concord, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01742 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CONCORD, MA 01742
CONCORD, MA 01742
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Kathryn Small's NPI number?
The NPI number for Kathryn Small is 1225097173. It was assigned to this individual provider in the NPPES registry on March 20, 2006.
Where is Kathryn Small located?
Kathryn Small practices at 133 Ornac Emerson Hospital Credentials, Concord, MA 01742. The listed phone number is (978) 287-3167.
What is Kathryn Small's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Kathryn Small enrolled in Medicare?
Yes. Kathryn Small is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Kathryn Small's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathryn Small reassigns Medicare benefits to Emerson Practice Associates, Inc. (Concord, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kathryn Small's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Kathryn Small affiliated with any hospitals?
According to CMS data, Kathryn Small is affiliated with Emerson Hospital -.
When was this NPI record last updated?
The NPPES record for Kathryn Small was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mrs. Kathryn R Small, NP · NPI 1225097173
Acute Care physician in Concord, Massachusetts. Individual provider, active in the CMS NPPES registry since March 20, 2006.
## Identity
- **NPI:** 1225097173 (Entity type: Individual)
- **Enumerated:** March 20, 2006
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 232541 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 133 ORNAC, EMERSON HOSPITAL CREDENTIALS, Concord, MA 01742
- **Phone:** (978) 287-3167
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Emerson Practice Associates, Inc. (NPI 1508020199, Concord, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Other NP4949 (MA); Other 81023 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1225097173) · Data from the CMS NPPES public registry.