1. Home
  2. Directory
  3. Massachusetts
  4. Cambridge
  5. Internal Medicine
  6. NPI Profile

DR. JACQUELINE KAREN SPENCER M.D.
NPI 1851482418
Internal Medicine in Cambridge, MA

Active since September 27, 2006PECOS Enrolled
30 LANCASTER ST, CAMBRIDGE, MA 02140(914) 522-5666 Get Directions Write a Review

NPPES record last updated: August 1, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Jacqueline Karen Spencer M.d. NPPES

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

DR. JACQUELINE KAREN SPENCER M.D. (NPI 1851482418) is an individual internal medicine provider in Cambridge, Massachusetts, licensed in Massachusetts (78385) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1851482418
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. JACQUELINE KAREN SPENCERCredential: M.D.
Location Address30 LANCASTER STCambridge, MA 02140-2839
Mailing Address30 Lancaster StCambridge, MA 02140-2839 · (914) 522-5666
Phone(914) 522-5666
Sole ProprietorYes
Enumeration DateSeptember 27, 2006
Last NPPES UpdateAugust 1, 2007
✔ NPI 1851482418 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 78385
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.
30 LANCASTER ST, Cambridge, MA 02140
Open in Google Maps ↗

Other Identifiers 3

Medicaid02149008MA
Medicare PIN835701MA
Medicare UPINF79397MA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Jacqueline Karen Spencer 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02140 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
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.

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 Jacqueline Spencer's NPI number?

The NPI number for Jacqueline Spencer is 1851482418. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Where is Jacqueline Spencer located?

Jacqueline Spencer practices at 30 Lancaster St, Cambridge, MA 02140. The listed phone number is (914) 522-5666.

What is Jacqueline Spencer's specialty?

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

Is Jacqueline Spencer enrolled in Medicare?

Yes. Jacqueline Spencer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jacqueline Spencer was last updated on August 1, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.