DAVID MICHAEL KARJALA DO
NPI 1437851524
Internal Medicine in Springfield, MA

Active since March 21, 2023PECOS Enrolled
759 CHESTNUT ST STE C3350, SPRINGFIELD, MA 01107(413) 794-4320(413) 794-1767 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Jul 13, 2026, Mar 21, 2023 (2 updates tracked since 2023).

About David Michael Karjala Do NPPES

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

DAVID MICHAEL KARJALA DO (NPI 1437851524) is an individual internal medicine provider in Springfield, Massachusetts, licensed in Massachusetts (1027898) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1437851524
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDAVID MICHAEL KARJALACredential: DO
Location Address759 CHESTNUT ST STE C3350Springfield, MA 01107-1619
Mailing Address280 Chestnut St Fl 2Springfield, MA 01199-1001 · (413) 794-5700 · Fax (413) 794-1629
Fax(413) 794-1767
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMarch 21, 2023
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPPES CertifiedJuly 13, 2026
NPI 1437851524 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MA · 1027898
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License 1027898 (MA)
759 CHESTNUT ST STE C3350, Springfield, MA 01107

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

David Michael Karjala Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6204304736
PECOS Enrollment IDI20260504005995
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01107 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
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
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.

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.

Internal Medicine
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107
Nurse Practitioner (Acute Care)
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107
Internal Medicine
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107
Hospitalist
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107
Physician Assistant (Medical)
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107
Hospitalist
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107
Internal Medicine
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107
Internal Medicine
759 CHESTNUT ST STE C3350
SPRINGFIELD, MA 01107

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 David Karjala's NPI number?

The NPI number for David Karjala is 1437851524. It was assigned to this individual provider in the NPPES registry on March 21, 2023.

Where is David Karjala located?

David Karjala practices at 759 Chestnut St Ste C3350, Springfield, MA 01107. The listed phone number is (413) 794-4320.

What is David Karjala's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is David Karjala enrolled in Medicare?

Yes. David Karjala is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for David Karjala 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 2 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.