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DR. CHARLOTTE FLORENCE MAJELLA HUGHES MD
NPI 1578325296
Internal Medicine - Hematology & Oncology in New York, NY

Active since January 29, 2024PECOS EnrolledAccepts Medicare Assignment
530 E 74TH ST, NEW YORK, NY 10021(646) 740-0664 Get Directions Write a Review

NPPES record last updated: August 6, 2024. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Charlotte Florence Majella Hughes Md NPPES

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

DR. CHARLOTTE FLORENCE MAJELLA HUGHES MD (NPI 1578325296) is an individual hematology & oncology provider in New York, New York, licensed in New York (331449) and active in the NPI registry since January 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1578325296
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. CHARLOTTE FLORENCE MAJELLA HUGHESCredential: MD
Location Address530 E 74TH STNew York, NY 10021-3459
Mailing Address530 E 74th StNew York, NY 10021-3459
Phone(646) 740-0664
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateJanuary 29, 2024
Last NPPES UpdateAugust 6, 2024
NPPES CertifiedAugust 6, 2024
✔ NPI 1578325296 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in NY · 331449
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
530 E 74TH ST, New York, NY 10021
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. Charlotte Florence Majella Hughes Md 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 ID6608309901
PECOS Enrollment IDI20241024003750
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 Reassignments

2

Medicare enrollment records show Charlotte Hughes reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Memorial Hematology Lymphoma Group
Same address
Medical Oncology
530 EAST 74TH ST
New York, NY 10021
  • Reassigned Medicare billing, New York enrollment
  • 428 clinicians in this Medicare group
NPI 1245945021 (212) 639-2000
Mskcc Clinical Practice Plan
0.3 mi
Urology
1275 YORK AVE
New York, NY 10065
  • Reassigned Medicare billing, New York enrollment
  • 248 clinicians in this Medicare group
NPI 1306096508 (212) 639-2000

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

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
17 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10021 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
$198.19 typical visit price
range $65.69 – $198.19
Typical copayment $49.54 (range $16.42 – $49.54)
Most-billed visit code 99205
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.

Other Providers at the Same Location NPPES 20

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

DR. YANLI LI PHARMD
Pharmacist
530 E 74TH ST
NEW YORK, NY 10021
New York County (347) 798-9663
MS. JOHANNA TAPPEN LCSW
Social Worker (Clinical)
530 E 74TH ST
NEW YORK, NY 10021
New York County (646) 608-3497
ANNA-LENA MEINHARDT MD
Student in an Organized Health Care Education/Training Program
530 E 74TH ST
NEW YORK, NY 10021
New York County (347) 798-9663
ALLEGRA DACOSTA-WALD
Clinical Nurse Specialist (Adult Health)
530 E 74TH ST
NEW YORK, NY 10021
New York County (917) 477-9594
JESSICA STUART ROSS
Internal Medicine (Medical Oncology)
530 E 74TH ST
NEW YORK, NY 10021
New York County (347) 798-9663
DANIELLE CASSEL PA-C
Physician Assistant
530 E 74TH ST
NEW YORK, NY 10021
New York County (212) 639-2000
DR. EFRAT LUTTWAK MD, MPH
Internal Medicine
530 E 74TH ST
NEW YORK, NY 10021
New York County (347) 883-5266
DR. CHRISTINE LIN LIAW PHARM.D
Pharmacist
530 E 74TH ST
NEW YORK, NY 10021
New York County (646) 608-1725

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 Charlotte Hughes's NPI number?

The NPI number for Charlotte Hughes is 1578325296. It was assigned to this individual provider in the NPPES registry on January 29, 2024.

Where is Charlotte Hughes located?

Charlotte Hughes practices at 530 E 74th St, New York, NY 10021. The listed phone number is (646) 740-0664.

What is Charlotte Hughes's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Charlotte Hughes enrolled in Medicare?

Yes. Charlotte Hughes 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 organizations bill Medicare for Charlotte Hughes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charlotte Hughes reassigns Medicare benefits to 2 organizations: Memorial Hematology Lymphoma Group (New York, NY) and Mskcc Clinical Practice Plan (New York, NY). Each 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 Charlotte Hughes'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 Charlotte Hughes was last updated on August 6, 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.