DR. KAREN ELAINE THORNTON MD
NPI 1073629069
Family Medicine in New York, NY

Active since August 22, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 33D2251190 · Waiver
75/100
CMS Quality Rating
344 W 51ST ST, NEW YORK, NY 10019(212) 734-6621(888) 738-3073 Get Directions Write a Review

NPPES record last updated: May 24, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 24, 2023, Feb 14, 2022, Dec 11, 2020 (3 updates tracked since 2020).

About Dr. Karen Elaine Thornton Md NPPES

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

DR. KAREN ELAINE THORNTON MD (NPI 1073629069) is an individual family medicine provider in New York, New York, licensed in New York (193626) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through March 26, 2027, and is a graduate of Temple University School Of Medicine (1989).

NPPES Registry Identity

NPI1073629069
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. KAREN ELAINE THORNTONCredential: MD
Location Address344 W 51ST STNew York, NY 10019-6402
Mailing Address344 W 51st StNew York, NY 10019-6402 · (212) 581-7767 · Fax (888) 738-3073
Fax(888) 738-3073
Sole ProprietorYes
Medical School CMSTemple University School Of MedicineGraduated 1989
Enumeration DateAugust 22, 2006
Last NPPES UpdateMay 24, 20233 updates tracked since enumeration
NPPES CertifiedMay 24, 2023
NPI 1073629069 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in NY · 193626
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
344 W 51ST ST, New York, NY 10019

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

Dr. Karen Elaine Thornton Md 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 ID3375856941
PECOS Enrollment IDI20150727000054, I20201026002887, I20231003001831
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.

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 33D2251190

Karen E Thornton MD PC · New York, NY
Active · expires Mar 26, 2027
CLIA Number33D2251190
Laboratory TypeMobile Laboratory
Certificate Effective DateFebruary 1, 2022
Certificate Expiration DateMarch 26, 2027
Laboratory DirectorDr. Karen E. Thornton
Laboratory Phone(212) 581-7767
Laboratory LocationKaren E Thornton MD PC344 W 51st St, New York, NY 10019
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Compliance 33D2223307

Karen E Thornton MD PC · New York, NY
Expired · Jul 31, 2026
CLIA Number33D2223307
Laboratory TypePhysician Office
Certificate Effective DateMay 5, 2021
Certificate Expiration DateJuly 31, 2026
Laboratory DirectorDr. Karen E. Thronton
Laboratory Phone(212) 581-7767
Laboratory LocationKaren E Thornton MD PC344 West 51st Street, New York, NY 10019
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Areas of Expertise CMS Part B claims 18

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.

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
557 services557 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.
505 services345 patients
Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811
This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.
396 services338 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
379 services173 patients
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.
339 services244 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
333 services333 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10019 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
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Other Providers at the Same Location NPPES 5

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

Chiropractor (Rehabilitation)
344 W 51ST ST
NEW YORK, NY 10019
Family Medicine
344 W 51ST ST
NEW YORK, NY 10019
Physician Assistant (Medical)
344 W 51ST ST
NEW YORK, NY 10019
Internal Medicine
344 W 51ST ST
NEW YORK, NY 10019
Family Medicine
344 W 51ST ST
NEW YORK, NY 10019

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 Thornton's NPI number?

The NPI number for Karen Thornton is 1073629069. It was assigned to this individual provider in the NPPES registry on August 22, 2006.

Where is Karen Thornton located?

Karen Thornton practices at 344 W 51st St, New York, NY 10019. The listed phone number is (212) 734-6621.

What is Karen Thornton's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Karen Thornton enrolled in Medicare?

Yes. Karen Thornton 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.

Does Karen Thornton hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D2251190) is associated with this NPI, valid through March 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Karen Thornton was last updated on May 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.