Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

KAREN E BROWN M.D.
NPI 1285609412
Internal Medicine in Hamden, CT

Active since February 21, 2006PECOS Enrolled
93.27/100
CMS Quality Rating
2440 WHITNEY AVE, HAMDEN, CT 06518(203) 288-9650(203) 288-9670 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Karen E Brown M.d. NPPES

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

KAREN E BROWN M.D. (NPI 1285609412) is an individual internal medicine provider in Hamden, Connecticut, licensed in Connecticut (033624) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Maryland School Of Medicine (1991).

NPPES Registry Identity

NPI1285609412
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameKAREN E BROWNCredential: M.D.
Location Address2440 WHITNEY AVEHamden, CT 06518-3222
Mailing Address2440 Whitney AveHamden, CT 06518-3222 · (203) 288-9650 · Fax (203) 288-9670
Fax(203) 288-9670
Sole ProprietorNo
Medical School CMSUniversity Of Maryland School Of MedicineGraduated 1991
Enumeration DateFebruary 21, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1285609412 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CT · 033624
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.

2440 WHITNEY AVE, Hamden, CT 06518

Other Identifiers 5

Other0Q3226CT · Health Net
Other1987932CT · United Healthcare
Other7166741009CT · Cigna
OtherP839588CT · Oxford
Other010033624CT02CT · Anthem Bc Bs Ct

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Karen E Brown M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911949904
PECOS Enrollment IDI20050601000078
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.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
348 services214 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
174 services174 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
69 services68 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
62 services62 patients
Influenza vaccine, inactivated 90653
The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.
58 services58 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
46 services40 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06518 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

93.27/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality81.72
Promoting Interoperability78.03
Improvement Activities40

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.

Ophthalmology
2440 WHITNEY AVE
HAMDEN, CT 06518
Chiropractor
2440 WHITNEY AVE, SUITE 209
HAMDEN, CT 06518
Internal Medicine
2440 WHITNEY AVE
HAMDEN, CT 06518
Chiropractor
2440 WHITNEY AVE, SUITE 209
HAMDEN, CT 06518
Physician Assistant (Medical)
2440 WHITNEY AVE
HAMDEN, CT 06518
Internal Medicine
2440 WHITNEY AVE
HAMDEN, CT 06518
Internal Medicine
2440 WHITNEY AVE
HAMDEN, CT 06518
Ophthalmology
2440 WHITNEY AVE, SUITE 103
HAMDEN, CT 06518

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 Karen Brown's NPI number?

The NPI number for Karen Brown is 1285609412. It was assigned to this individual provider in the NPPES registry on February 21, 2006.

Where is Karen Brown located?

Karen Brown practices at 2440 Whitney Ave, Hamden, CT 06518. The listed phone number is (203) 288-9650.

What is Karen Brown's specialty?

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

Is Karen Brown enrolled in Medicare?

Yes. Karen Brown is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Karen Brown was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.