Physician Profile
Karen Simon, M.D. practices hematology & oncology in New York, NY. Medicare claims data shows Karen provided 630 services to 333 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, hospital discharge day management, more than 30 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
227 E 19TH ST 8TH FLOOR, BLDG 'C'
New York, NY 10003
Within Hematology and Oncology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Advanced Cancers
Blood & Lymph Disorders
Blood Cancers
Blood Disorders
Blood disorders
Bone & Soft Tissue Cancers
Digestive Cancers
Endocrine Cancers
Endocrine tumors
Gastrointestinal cancer
General oncology
Genetic Blood Disorders
Gynecologic cancer
Gynecologic Cancers
Head & Neck Cancers
Head and neck cancer
Neurologic Cancers
Oncologic emergencies
Ophthalmologic oncology
Skin cancer
Skin Cancers
Urologic Cancers
Most searched procedures
Biopsies & Diagnostics
Blood disorder care
Cancer Therapies
Cancer therapy
Cellular Therapies
Consultations
Diagnostic testing
Hematology Treatments
Imaging
Infusions
Interventional oncology
Supportive Cancer Care
Supportive cancer care
Surgical & Vascular Access
Testing & Genetics
Vascular access care
630 services · 333 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
412 | More than most peers in Hematology & Oncology |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
92 | More than most peers in Hematology & Oncology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
38 | More often than most peers in Hematology & Oncology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
32 | |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
30 | As often as other peers in Hematology & Oncology |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
26 | As often as other peers in Hematology & Oncology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Karen Simon is a cancer specialist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
Karen Simon is listed at 227 E 19Th St 8Th Floor, Bldg 'C', New York, NY 10003. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (212) 995-7410. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Karen Simon's National Provider Identifier is 1124138557. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Karen Simon attended Other, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
Karen Simon has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Karen Simon the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Karen Simon. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.