1. Home
  2. Directory
  3. New York
  4. New York New York
  5. Internal Medicine
  6. NPI Profile

DR. TAMMY L LEOPOLD M.D.
NPI 1336329630
Internal Medicine in New York, NY

Active since November 05, 2007PECOS EnrolledAccepts Medicare Assignment
76.52/100
CMS Quality Rating
355 W 57TH ST, 7TH FLOOR, NEW YORK, NY 10019(646) 754-2100(646) 754-2148 Get Directions Write a Review

NPPES record last updated: February 12, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Tammy L Leopold M.d. NPPES

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

DR. TAMMY L LEOPOLD M.D. (NPI 1336329630) is an individual internal medicine provider in New York, New York, licensed in New York (221110) and active in the NPI registry since November 2007. She is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (1998).

NPPES Registry Identity

NPI1336329630
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. TAMMY L LEOPOLDCredential: M.D.
Location Address355 W 57TH ST, 7TH FLOORNew York, NY 10019
Mailing Address355 W 57th St, 7th FloorNew York, NY 10019 · (646) 754-2100 · Fax (646) 754-2148
Phone(646) 754-2100
Fax(646) 754-2148
Sole ProprietorNo
Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 1998
Enumeration DateNovember 5, 2007
Last NPPES UpdateFebruary 12, 2021
NPPES CertifiedFebruary 12, 2021
✔ NPI 1336329630 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 221110
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.
355 W 57TH ST, New York, NY 10019
Open in Google Maps ↗

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. Tammy L Leopold 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 ID4385665785
PECOS Enrollment IDI20051213000700
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 Tammy Leopold reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

New York University
1,040 mi
Cardiovascular Disease
3301 QUANTUM BLVD
Boynton Beach, FL 33426
  • Reassigned Medicare billing, New York enrollment
  • 7,712 clinicians in this Medicare group
NPI 1285826438 (877) 648-2964

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.

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.
88 services76 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.
40 services40 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 87428
This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.
36 services31 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.
25 services25 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
24 services23 patients
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880
A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.
14 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330214
Location550 First AvenueNew York, NY 10016 · New York County
Emergency services Birthing friendly

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
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
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.

76.52/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality64.02
Promoting Interoperability100
Improvement Activities40
Cost57.73

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 Tammy Leopold's NPI number?

The NPI number for Tammy Leopold is 1336329630. It was assigned to this individual provider in the NPPES registry on November 5, 2007.

Where is Tammy Leopold located?

Tammy Leopold practices at 355 W 57th St 7th Floor, New York, NY 10019. The listed phone number is (646) 754-2100.

What is Tammy Leopold's specialty?

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

Is Tammy Leopold enrolled in Medicare?

Yes. Tammy Leopold 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 Tammy Leopold's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tammy Leopold reassigns Medicare benefits to New York University (Boynton Beach, FL). 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 Tammy Leopold's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Tammy Leopold affiliated with any hospitals?

According to CMS data, Tammy Leopold is affiliated with Nyu Langone Hospitals.

When was this NPI record last updated?

The NPPES record for Tammy Leopold was last updated on February 12, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.