Ajai Chari, M.D.
Hematology/Oncology · Internal Medicine (CMS) · New York, NY
At a glance
1 Gustave L. Levy Place, Box 1185, New York, NY 10029
NPPES record updated Jan 21, 2024. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1 Gustave L. Levy Place, Box 1185 Mount Sinai Medical CenterNew York, NY 10029
Additional reported practice locations
400 Parnassus AveSan Francisco, CA 941432202
Phone: 4153532421
Fax: 4153532467
Education & affiliations
- Medical / professional school
- University Of California, Geffen School Of Medicine
- Graduation year
- 1999
- CMS specialties
- Hematology/Oncology · Internal Medicine
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
- Regents Of The University Of California
- Ucsf Medical Group Business Services
- University Of California San Francisco
Reported hospital affiliations
- Mount Sinai Hospital New York, NY
- Ucsf Medical Center San Francisco, CA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Consulting fee | $64,958.50 |
| Services other than consulting | $11,600.00 |
| Travel and lodging | $11,222.59 |
| Food and beverage | $827.20 |
| Gift | $300.00 |
Reporting companies
| Company | Amount |
|---|---|
| TAKEDA PHARMACEUTICALS U.S.A., INC. | $22,079.07 |
| JANSSEN GLOBAL SERVICES, LLC | $15,853.80 |
| ASTRAZENECA PHARMACEUTICALS LP | $9,207.54 |
| GRIFOLS SHARED SERVICES NORTH AMERICA, INC. | $8,250.00 |
| GLAXOSMITHKLINE, LLC. | $8,092.61 |
| ABBVIE INC. | $5,075.00 |
| KITE PHARMA, INC. | $4,835.00 |
| LEGEND BIOTECH USA INC. | $4,536.73 |
| Other reporting companies | $10,978.54 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Hematology/Oncology · Internal Medicine (CMS)
- Taxonomy code
- 207RH0003X
- Enumeration date
- Jul 17, 2006
- Record updated
- Jan 21, 2024
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
207RH0003X · Primary
License reported: 219311 NY
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1 Gustave L. Levy Place, Box 1185Mount Sinai Medical Center
New York, NY 10029
- Phone
- (212) 241-7873
- Fax
- (212) 241-3908
Mailing address
400 PARNASSUS AVESAN FRANCISCO, CA 941432202
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue