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KIRSTI E. MARTIN M.D.
NPI 1679935746
Pediatrics - Neonatal-Perinatal Medicine in Worcester, MA

Active since March 28, 2016PECOS EnrolledAccepts Medicare Assignment
119 BELMONT ST, WORCESTER, MA 01605(508) 334-6206(508) 334-6083 Get Directions Write a Review

NPPES record last updated: June 3, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 21, 2021, Nov 1, 2017, Mar 28, 2016 (3 updates tracked since 2016).

About Kirsti E. Martin M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KIRSTI E. MARTIN M.D. (NPI 1679935746) is an individual neonatal-perinatal medicine provider in Worcester, Massachusetts, licensed in Massachusetts (279017) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS and is a graduate of University Of Florida College Of Medicine (2016).

NPPES Registry Identity

NPI1679935746
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameKIRSTI E. MARTINCredential: M.D.
Location Address119 BELMONT STWorcester, MA 01605-2903
Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885 · Fax (508) 334-1977
Phone(508) 334-6206
Fax(508) 334-6083
Sole ProprietorNo
Medical School CMSUniversity Of Florida College Of MedicineGraduated 2016
Enumeration DateMarch 28, 2016
Last NPPES UpdateJune 3, 20223 updates tracked since enumeration
NPPES CertifiedJune 3, 2022
✔ NPI 1679935746 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in MA · 279017
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
Also ListedPediatricsTaxonomy 208000000X · License 279017 (MA)
119 BELMONT ST, Worcester, MA 01605
Open in Google Maps ↗

Other Names 1

Former Name (1)Kirsti E. Buchholz Md

Other Identifiers 1

Medicaid110118288AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Taro Health.Insurance ›

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

Kirsti E. Martin M.d. 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.

PECOS PAC ID1850683996
PECOS Enrollment IDI20210607001627
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Kirsti Martin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Umass Memorial Medical Group Inc
1.7 mi
Internal Medicine
55 LAKE AVE N
Worcester, MA 01655
  • Reassigned Medicare billing, Massachusetts enrollment
  • 2,902 clinicians in this Medicare group
NPI 1760445373 (508) 334-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

DR. PANKAJ ANIL KSHEERSAGAR M.B.B.S.,M.D
Family Medicine
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-5571
JASON D YANG
Internal Medicine (Rheumatology)
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-5224
SANDRA BELLINI N.P.
Nurse Practitioner (Neonatal, Critical Care)
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-6470
BENJAMIN D. HAMAR MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-0550
WALTER J ZAWACKI NP
Nurse Practitioner
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-8934
CARYN SULLIVAN LCSW
Social Worker
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-1000
WAYNE WAYFU CHAN M.D.
Orthopaedic Surgery
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-9750
NICHOLAS PAICOS PA STUDENT
Physician Assistant
119 BELMONT ST
WORCESTER, MA 01605
Worcester County (508) 334-8515

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 Kirsti Martin's NPI number?

The NPI number for Kirsti Martin is 1679935746. It was assigned to this individual provider in the NPPES registry on March 28, 2016. The provider is also known as Kirsti E. Buchholz MD.

Where is Kirsti Martin located?

Kirsti Martin practices at 119 Belmont St, Worcester, MA 01605. The listed phone number is (508) 334-6206.

What is Kirsti Martin's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Kirsti Martin enrolled in Medicare?

Yes. Kirsti Martin 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 Kirsti Martin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kirsti Martin reassigns Medicare benefits to Umass Memorial Medical Group Inc (Worcester, 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 Kirsti Martin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kirsti Martin accept?

Health plans from Taro Health list Kirsti Martin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Kirsti Martin was last updated on June 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.