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AMBREEN CHOUDRI M.D.
NPI 1942434493
Internal Medicine in Katonah, NY

Active since May 13, 2009PECOS EnrolledAccepts Medicare Assignment
200 KATONAH AVE STE 14B, KATONAH, NY 10536(914) 236-0818(914) 918-0079 Get Directions Write a Review

NPPES record last updated: February 21, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 12, 2021, Feb 11, 2019, Oct 14, 2016 (3 updates tracked since 2016).

About Ambreen Choudri M.d. NPPES

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

AMBREEN CHOUDRI M.D. (NPI 1942434493) is an individual internal medicine provider in Katonah, New York, licensed in New York (280116) and active in the NPI registry since May 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2004).

NPPES Registry Identity

NPI1942434493
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameAMBREEN CHOUDRICredential: M.D.
Location Address200 KATONAH AVE STE 14BKatonah, NY 10536-2175
Mailing Address200 Katonah Ave Ste 14bKatonah, NY 10536-2175 · (561) 268-2000
Phone(914) 236-0818
Fax(914) 918-0079
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateMay 13, 2009
Last NPPES UpdateFebruary 21, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 21, 2026
✔ NPI 1942434493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in NY · 280116✔ Licensed in WV · 25871
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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
200 KATONAH AVE STE 14B, Katonah, NY 10536
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ambreen Choudri 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 ID3779805825
PECOS Enrollment IDI20161102001393
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Ambreen Choudri reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Optum Medical Care, P.C.
4.6 mi
Cardiovascular Disease
90 SOUTH BEDFORD RD, MT KISCO MEDICAL GROUP PC
Mount Kisco, NY 10549
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: Optum Medical Care PC
  • 1,601 clinicians in this Medicare group
NPI 1982643003 (914) 241-1050
Ashraf Medical Group PLLC
25 mi
Urgent Care
900 ROUTE 376, SUITE H
Wappingers Falls, NY 12590
  • Reassigned Medicare billing, New York enrollment
  • 41 clinicians in this Medicare group
NPI 1821387382 (845) 204-9260
North Shore Medical Group Of The Mount Sinai School Of Medicine
31 mi
Gastroenterology
775 PARK AVE
Huntington, NY 11743
  • Reassigned Medicare billing, New York enrollment
  • 572 clinicians in this Medicare group
NPI 1164623278 (631) 659-4400
Icahn School Of Medicine At Mount Sinai
35 mi
Occupational Medicine
1468 MADISON AVE FL 3
New York, NY 10029
  • Reassigned Medicare billing, New York enrollment
  • 769 clinicians in this Medicare group
NPI 1427493113 (888) 702-0630

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10536 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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 5

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

MS. STEFANIE ANN DIGGINS WESTRICK LCSW
Social Worker (Clinical)
200 KATONAH AVE STE 14B
KATONAH, NY 10536
Westchester County (914) 301-7400
KATIE PARENT
Social Worker (Clinical)
200 KATONAH AVE STE 14B
KATONAH, NY 10536
Westchester County (845) 649-2147
JOSEPH RIVERA
Nurse Practitioner (Psychiatric/Mental Health)
200 KATONAH AVE STE 14B
KATONAH, NY 10536
Westchester County (914) 301-7400
AC MEDICAL PRACTICE PLLC
Internal Medicine
200 KATONAH AVE STE 14B
KATONAH, NY 10536
Westchester County (914) 236-0818
MICHELE LOUISE PASQUALE LCSW-R
Social Worker (Clinical)
200 KATONAH AVE STE 14B
KATONAH, NY 10536
Westchester County (914) 301-7400

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 Ambreen Choudri's NPI number?

The NPI number for Ambreen Choudri is 1942434493. It was assigned to this individual provider in the NPPES registry on May 13, 2009.

Where is Ambreen Choudri located?

Ambreen Choudri practices at 200 Katonah Ave Ste 14B, Katonah, NY 10536. The listed phone number is (914) 236-0818.

What is Ambreen Choudri's specialty?

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

Is Ambreen Choudri enrolled in Medicare?

Yes. Ambreen Choudri 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.

Which organizations bill Medicare for Ambreen Choudri's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ambreen Choudri reassigns Medicare benefits to 4 organizations: Optum Medical Care, P.C. (Mount Kisco, NY), Ashraf Medical Group PLLC (Wappingers Falls, NY), North Shore Medical Group Of The Mount Sinai School Of Medicine (Huntington, NY) and Icahn School Of Medicine At Mount Sinai (New York, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ambreen Choudri's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Ambreen Choudri was last updated on February 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.