1. Home
  2. Directory
  3. Massachusetts
  4. Boston
  5. Pediatrics
  6. NPI Profile

STEPHEN DANIEL KLEPFER
NPI 1730685629
Pediatrics in Boston, MA

Active since April 01, 2018PECOS Enrolled
840 HARRISON AVE FL 1, BOSTON, MA 02118(617) 414-4991 Get Directions Write a Review

NPPES record last updated: June 4, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 4, 2024, Jul 28, 2022 (2 updates tracked since 2022).

About Stephen Daniel Klepfer NPPES

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

STEPHEN DANIEL KLEPFER (NPI 1730685629) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (1020043) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1730685629
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameSTEPHEN DANIEL KLEPFER
Location Address840 HARRISON AVE FL 1Boston, MA 02118-2905
Mailing Address960 Massachusetts Ave Ste 2Boston, MA 02118-2690 · (617) 414-5405
Phone(617) 414-4991
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateApril 1, 2018
Last NPPES UpdateJune 4, 20242 updates tracked since enumeration
NPPES CertifiedJune 4, 2024
✔ NPI 1730685629 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MA · 1020043
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.
Also ListedPediatrics · Pediatric Emergency MedicineTaxonomy 2080P0204X · License 1020043 (MA)
840 HARRISON AVE FL 1, Boston, MA 02118
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stephen Daniel Klepfer is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8820334139
PECOS Enrollment IDI20260416002679
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 Reassignments

2

Medicare enrollment records show Stephen Klepfer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Child Health Foundation Of Boston, Inc.
0.1 mi
Pediatrics
1 BOSTON MEDICAL CTR PL, DIVISION OF PEDIATRICS, DOWLING 3 SOUTH
Boston, MA 02118
  • Reassigned Medicare billing, Massachusetts enrollment
  • 195 clinicians in this Medicare group
NPI 1619969920 (617) 414-4830
Emergency Coverage, LLC
784 mi
Family Medicine
435 2ND ST
Newport, TN 37821
  • Reassigned Medicare billing, Virginia enrollment
  • 679 clinicians in this Medicare group
NPI 1427005008 (423) 625-2200

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 02118 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTOPHER HOWELL MERRITT M.D.
Pediatrics (Pediatric Emergency Medicine)
840 HARRISON AVE FL 1
BOSTON, MA 02118
Suffolk County (617) 414-4991
RAVISH PATEL
Student in an Organized Health Care Education/Training Program
840 HARRISON AVE FL 1
BOSTON, MA 02118
Suffolk County (617) 414-9729
MARY ELLEN KILLION PNP-BC
Nurse Practitioner (Pediatrics)
840 HARRISON AVE FL 1
BOSTON, MA 02118
Suffolk County (617) 414-4991
LAUREL SYDNEY GABLER MD, DPHIL, MSC
Pediatrics
840 HARRISON AVE FL 1
BOSTON, MA 02118
Suffolk County (617) 414-4991

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 Stephen Klepfer's NPI number?

The NPI number for Stephen Klepfer is 1730685629. It was assigned to this individual provider in the NPPES registry on April 1, 2018.

Where is Stephen Klepfer located?

Stephen Klepfer practices at 840 Harrison Ave Fl 1, Boston, MA 02118. The listed phone number is (617) 414-4991.

What is Stephen Klepfer's specialty?

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

Is Stephen Klepfer enrolled in Medicare?

Yes. Stephen Klepfer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Stephen Klepfer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Klepfer reassigns Medicare benefits to 2 organizations: Child Health Foundation Of Boston, Inc. (Boston, MA) and Emergency Coverage, LLC (Newport, TN). Each 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 Stephen Klepfer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Stephen Klepfer accept?

Health plans from WellSense Health Plan list Stephen Klepfer 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 Stephen Klepfer was last updated on June 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.