DR. SIMA MITHANI M.D.
NPI 1285875724
Allergy & Immunology in West Nyack, NY

Q: What is Sima Mithani's NPI number?

The NPI number for Sima Mithani is 1285875724. It was assigned to this individual provider in the NPPES registry on March 12, 2009. The provider is also known as Dr. Sima Kothari M.D..

Q: What is Sima Mithani's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Q: When was this NPI record last updated?

The NPPES record for Sima Mithani was last updated on January 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since March 12, 2009PECOS EnrolledAccepts Medicare Assignment

91.28/100

CMS Quality Rating

1 CROSFIELD AVE STE 201, WEST NYACK, NY 10994(845) 727-1370(845) 727-1377 Get Directions Write a Review

NPPES record last updated: January 23, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Sima Mithani M.d. NPPES

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

DR. SIMA MITHANI M.D. (NPI 1285875724) is an individual allergy & immunology provider in West Nyack, New York, licensed in New York (252180) and active in the NPI registry since March 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2006).

NPPES Registry Identity

NPI1285875724

Entity TypeIndividualFemale

Primary Taxonomy207K00000X

Provider Legal NameDR. SIMA MITHANICredential: M.D.

Location Address1 CROSFIELD AVE STE 201West Nyack, NY 10994-2229

Mailing Address660 White Plains Rd Fl 4Tarrytown, NY 10591-5139 · (914) 984-2546

Phone(845) 727-1370

Fax(845) 727-1377

Sole ProprietorNo

Medical School CMSOtherGraduated 2006

Enumeration DateMarch 12, 2009

Last NPPES UpdateJanuary 23, 2024

NPPES CertifiedJanuary 23, 2024

✔ NPI 1285875724 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

Licenses✔ Licensed in NY · 252180✔ Licensed in NJ · 25MA08949500

Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Also ListedInternal MedicineTaxonomy 207R00000X · License 252180 (NY)

1 CROSFIELD AVE STE 201, West Nyack, NY 10994

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Other Names 1

Former Name (1)Dr. Sima Kothari M.d.

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

Dr. Sima Mithani 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 ID8921235250

PECOS Enrollment IDI20231122000979

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 Reassignment

Medicare enrollment records show Sima Mithani reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ent And Allergy Associates LLP

8.8 mi

Otolaryngology

660 WHITE PLAINS RD STE 400
Tarrytown, NY 10591

Reassigned Medicare billing, New Jersey and New York enrollments
153 clinicians in this Medicare group

NPI 1376598326 (914) 333-5800

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

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.

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

16,676 services653 patients

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

16,543 services168 patients

Test for allergy using allergenic extract injected into skin 95024

An allergy skin test involves injecting a small amount of allergenic extract into your skin. This test helps determine if you're allergic to specific substances. If allergic, a small red bump appears at the test site. It's safe and quick.

1,551 services104 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

361 services31 patients

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.

176 services176 patients

Test for allergy using combination of methods with drug or biological 95018

An allergy test with a drug or biological involves multiple methods. Skin tests may be performed where small amounts of allergens are introduced to the skin. Blood tests measure your immune system's response to specific allergens. These tests help identify what substances you're allergic to.

121 services12 patients

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.

91.28/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

84.16

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 4

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

STEFANIE LEVITT NATELSON AU.D.

Audiologist

1 CROSFIELD AVE STE 201
WEST NYACK, NY 10994

Rockland County (845) 727-1370

DR. NATALIE KATHRYN JENSEN AU.D.

Audiologist

1 CROSFIELD AVE STE 201
WEST NYACK, NY 10994

Rockland County (845) 727-1370

DR. CHRISTOPHER VINCENT LISI M.D.

Otolaryngology

1 CROSFIELD AVE STE 201
WEST NYACK, NY 10994

Rockland County (845) 727-1370

MRS. KRISTINA CLEMENTE

Audiologist

1 CROSFIELD AVE STE 201
WEST NYACK, NY 10994

Rockland County (845) 727-1370

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 Sima Mithani's NPI number?

The NPI number for Sima Mithani is 1285875724. It was assigned to this individual provider in the NPPES registry on March 12, 2009. The provider is also known as Dr. Sima Kothari M.D..

Where is Sima Mithani located?

Sima Mithani practices at 1 Crosfield Ave Ste 201, West Nyack, NY 10994. The listed phone number is (845) 727-1370.

What is Sima Mithani's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Sima Mithani enrolled in Medicare?

Yes. Sima Mithani 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 organization bills Medicare for Sima Mithani's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sima Mithani reassigns Medicare benefits to Ent And Allergy Associates LLP (Tarrytown, NY). The 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 Sima Mithani'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 Sima Mithani was last updated on January 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.