NANDINI UMESH YADAV M.B.,B.S.
NPI 1912138884
Internal Medicine in New York, NY

NPI Status: Active since July 27, 2009

Contact Information

122 W 26TH ST RM 1201
NEW YORK, NY
ZIP 10001
Phone: (347) 422-6318

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  • Individual
  • Female
  • Internal Medicine

About NANDINI YADAV

This page provides the complete NPI Profile along with additional information for Nandini Yadav, an internist established in New York, New York with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1912138884 assigned on July 2009. The practitioner's primary taxonomy code is 207R00000X with license number 275008 (NY). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1912138884
Provider Name
NANDINI UMESH YADAV M.B.,B.S.
Gender
Female
Entity Type
Individual
Location Address
122 W 26TH ST RM 1201 NEW YORK, NY 10001
Location Phone
(347) 422-6318
Mailing Address
433 E 56TH ST APT 10AB NEW YORK, NY 10022
Mailing Phone
(201) 918-8760
Is Sole Proprietor?
Yes
Enumeration Date
07-27-2009
Last Update Date
04-10-2026
Code Navigator

An internist like Nandini Yadav is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
275008
License State
NY
Taxonomy Description
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.

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Emergency department visit for problem of high severity

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

This service was performed 85 times for 84 patients

Emergency department visit for problem of moderate severity

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

This service was performed 88 times for 88 patients

Initial hospital observation care per day, typically 30 minutes

Initial hospital observation care is a service where a healthcare provider monitors your health condition daily for about 30 minutes. It's essential to track your progress, adjust your treatment if needed, and ensure your safety during your hospital stay.

This service was performed 15 times for 15 patients

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1912138884, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
1
Doubled → 2
Pos 4
2
Unchanged
Pos 5
1
Doubled → 2
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
4
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 1 → 2 1 → 2 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 2 + 2 + 2 + 3 + 1 + 6 + 8 + 1 + 6 + 24 = 66

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1912138884.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Acupuncturist
122 W 26TH ST RM 1201
NEW YORK, NY 10001
Acupuncturist
122 W 26TH ST RM 1201
NEW YORK, NY 10001
Acupuncturist
122 W 26TH ST RM 1201
NEW YORK, NY 10001
Social Worker (Clinical)
122 W 26TH ST RM 1201
NEW YORK, NY 10001
Social Worker (Clinical)
122 W 26TH ST RM 1201
NEW YORK, NY 10001
Counselor
122 W 26TH ST RM 1201
NEW YORK, NY 10001
Counselor (Mental Health)
122 W 26TH ST RM 1201
NEW YORK, NY 10001

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912138884, enumerated as an "individual" on July 27, 2009.

The provider is located at 122 W 26TH ST RM 1201 NEW YORK, NY 10001 and the phone number is (347) 422-6318.

Internal Medicine with taxonomy code 207R00000X.