DR. JENNIFER JACHOWSKI (D.O.) – Pediatric Emergency Medicine (Emergency Medicine) Physician, NPI 1184861221

DR. JENNIFER JACHOWSKI (D.O.) is a healthcare provider. based in Springfield, Massachusetts. specializing in EMERGENCY MEDICINE. They hold the professional credentials D.O.. They hold a License No. 253854 (MA). The NPI Number for DR. JENNIFER JACHOWSKI (D.O.) is 1184861221

Main info

Female
18 Years Of Experience
Accepts Medicare Assignment
Name
DR. JENNIFER JACHOWSKI (D.O.)
NPI
1184861221
Phone
(413) 794-5700
Address
280 CHESTNUT ST
Enumeration Date
12 January 2009
Last Update Date
1 May 2014

Doctor Profile

Medical School Name
NEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
Secondary Phone
8022251750
Graduation Year
2008 (18 years ago)
PAC ID
7113166208
Group Practice PAC ID
9335138817
Professional Enrollment ID
I20180613000399
Address ID
VT056029000BE130XXRDXX304
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience48
Completeness75
Years active:17State licenses:1Digital endpointsOther names

1,682 EMERGENCY MEDICINE in MA

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Provider Addresses for DR. JENNIFER JACHOWSKI (D.O.)

  • 280, Chestnut Street, Metro Center, Springfield, Hampden County, Massachusetts, 01103, United States

    2ND FLOOR

    SPRINGFIELD, MA 011991619

    Phone: (413) 794-5700

    Type: Mailing

  • Baystate Medical Center, 759, Chestnut Street, North End, Springfield, Hampden County, Massachusetts, 01199, United States

    SPRINGFIELD, MA 011991619

    Phone: (413) 794-3233

    Fax: (413) 794-9060

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $20.

Total Amount is formed as General ($20) + Research ($0) + Ownership ($0) = $20.

Last reported payment date: 2024-02-20 • Largest payer in this snapshot: CSL Behring ($20).

Total Amount

$20

General + Research + Ownership

Payments

1

Total payment records

General Amount

$20

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-02-20

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
CSL Behring$20
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2018-06-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20180613000399IEmergency MedicineVTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99285Emergency department visit with high level of medical decision making183177$0
99284Emergency department visit with moderate level of medical decision making123120$0
99283Emergency department visit with low level of medical decision making4847$0
View full utilization report →

Insurance plans in this area (ZIP 01199)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9335138817View full group profile
NameSpecialtyState
Nurse PractitionerVT
-VT
Orthopedic SurgeryVT
Nurse PractitionerVT
-VT
Physician AssistantVT
Nurse PractitionerVT
Nurse PractitionerVT
Nurse PractitionerVT
Physician AssistantVT

Reviews

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Frequently asked questions

Can I cross-check DR. JENNIFER JACHOWSKI (D.O.) using NPI 1184861221?
NPI 1184861221 belongs to DR. JENNIFER JACHOWSKI (D.O.); compare other details if you need extra assurance.
Would DR. JENNIFER JACHOWSKI (D.O.) appear as active to a payer?
You can treat DR. JENNIFER JACHOWSKI (D.O.) as active for directory purposes; confirm clinical privileges separately.
What clinical focus is listed for DR. JENNIFER JACHOWSKI (D.O.)?
At a glance, DR. JENNIFER JACHOWSKI (D.O.) is tied to Pediatric Emergency Medicine (Emergency Medicine) Physician. Clinical services aligned with this taxonomy classification.
Where in Massachusetts is DR. JENNIFER JACHOWSKI (D.O.) registered?
Use Springfield, Massachusetts as the headline location for DR. JENNIFER JACHOWSKI (D.O.) here.
When was this NPI issued?
Enumeration for DR. JENNIFER JACHOWSKI (D.O.) is noted as January 12, 2009 where the registry provides it.

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