CAROLYN M KEIPER M.D.
NPI 1356501605
Pediatrics in Worcester, MA

Q: What is Carolyn Keiper's NPI number?

The NPI number for Carolyn Keiper is 1356501605. It was assigned to this individual provider in the NPPES registry on June 11, 2008.

Q: What is Carolyn Keiper's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Carolyn Keiper was last updated on November 10, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since June 11, 2008PECOS Enrolled

97.02/100

CMS Quality Rating

55 LAKE AVE N, WORCESTER, MA 01655(774) 442-4187(774) 443-7042 Get Directions Write a Review

NPPES record last updated: November 10, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Carolyn M Keiper M.d. NPPES

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

CAROLYN M KEIPER M.D. (NPI 1356501605) is an individual pediatrics provider in Worcester, Massachusetts, licensed in Massachusetts (249529) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356501605

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameCAROLYN M KEIPERCredential: M.D.

Location Address55 LAKE AVE NWorcester, MA 01655-0002

Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885 · Fax (508) 334-1977

Phone(774) 442-4187

Fax(774) 443-7042

Sole ProprietorNo

Enumeration DateJune 11, 2008

Last NPPES UpdateNovember 10, 2020

NPPES CertifiedNovember 10, 2020

✔ NPI 1356501605 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in MA · 249529

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

55 LAKE AVE N, Worcester, MA 01655

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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 (PECOS)

Carolyn M Keiper M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Carolyn Keiper reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Umass Memorial Medical Group Inc

Same address

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01655 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$90.70 typical visit price

range $58.86 – $177.36

Typical copayment $22.67 (range $14.71 – $44.34)

Most-billed visit code 99203

Established Patient

$103.48 typical visit price

range $19.11 – $144.84

Typical copayment $25.87 (range $4.77 – $36.21)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.02/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

78.09

Promoting Interoperability

100

Improvement Activities

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.

HILLARY R. IRONS MD

Emergency Medicine

55 LAKE AVE N
WORCESTER, MA 01655

Worcester County (508) 421-1400

MS. SHERINE MARY HASSEY-HALLIGAN NP

Nurse Practitioner

55 LAKE AVE N
WORCESTER, MA 01655

Worcester County (508) 334-8585

MS. EILEEN A. DUHAMEL NP

Nurse Practitioner

55 LAKE AVE N, DEPARTMENT OF RADIOLOGY
WORCESTER, MA 01655

Worcester County (508) 334-2710

EWA HRYNISZYN CRNA

Nurse Anesthetist, Certified Registered

55 LAKE AVE N, DEPARTMENT OF ANESTHESIOLOGY
WORCESTER, MA 01655

Worcester County (508) 334-3271

HELEN COPSEY PA-C

Physician Assistant

55 LAKE AVE N
WORCESTER, MA 01655

Worcester County (508) 334-8585

DR. ADEPEJU GBADEBO CHAMPION M.D.

Internal Medicine

55 LAKE AVE N
WORCESTER, MA 01655

Worcester County (508) 334-2731

SOWMYA KORAPATI

Internal Medicine (Hematology & Oncology)

55 LAKE AVE N
WORCESTER, MA 01655

Worcester County (508) 334-3550

LAYLA FAKHRZADEH M.D.

Anesthesiology

55 LAKE AVE N, ANESTHESIOLOGY
WORCESTER, MA 01655

Worcester County (508) 334-3271

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 Carolyn Keiper's NPI number?

The NPI number for Carolyn Keiper is 1356501605. It was assigned to this individual provider in the NPPES registry on June 11, 2008.

Where is Carolyn Keiper located?

Carolyn Keiper practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (774) 442-4187.

What is Carolyn Keiper's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Carolyn Keiper enrolled in Medicare?

Yes. Carolyn Keiper is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Carolyn Keiper's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Carolyn Keiper 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 Carolyn Keiper's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Carolyn Keiper accept?

Health plans from Taro Health list Carolyn Keiper 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 Carolyn Keiper was last updated on November 10, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.