DR. RUFFAIDA DIWAN M.D.
NPI 1598058851
Internal Medicine in Bronx, NY

Active since May 19, 2011PECOS Enrolled
100/100
CMS Quality Rating
MONTEFIORE MEDICAL CENTER, 111 EAST 210TH STREET, BRONX, NY 10467(718) 904-2400 Get Directions Write a Review

NPPES record last updated: October 24, 2018. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Ruffaida Diwan M.d. NPPES

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

DR. RUFFAIDA DIWAN M.D. (NPI 1598058851) is an individual internal medicine provider in Bronx, New York, licensed in New York (272141) and active in the NPI registry since May 2011. She is enrolled in Medicare PECOS, is affiliated with Montefiore Medical Center, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1598058851
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. RUFFAIDA DIWANCredential: M.D.
Location AddressMONTEFIORE MEDICAL CENTER, 111 EAST 210TH STREETBronx, NY 10467
Mailing Address529 E 235th St, Apt 5cBronx, NY 10470-2455 · (347) 285-4020
Sole ProprietorYes
Medical School CMSOtherGraduated 2005
Enumeration DateMay 19, 2011
Last NPPES UpdateOctober 24, 2018
NPI 1598058851 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 · 272141
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.

MONTEFIORE MEDICAL CENTER, Bronx, NY 10467

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Ruffaida Diwan M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9830324532
PECOS Enrollment IDI20131106000133
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.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Follow-up hospital inpatient care per day, typically 25 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
319 services80 patients
Follow-up hospital inpatient care per day, typically 35 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
152 services81 patients
Initial hospital inpatient care per day, typically 70 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
77 services76 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
75 services72 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
69 services11 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
32 services32 patients

Hospital Affiliations CMS Care Compare

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

Montefiore Medical Center

Acute Care Hospitals · Bronx, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330059
Location111 East 210th StreetBronx, NY 10467 · Bronx County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10467 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

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

Other Providers at the Same Location NPPES 15

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

Internal Medicine (Infectious Disease)
MONTEFIORE MEDICAL CENTER, 111 E. 210TH STREET
BRONX, NY 10467
Physician Assistant
MONTEFIORE MEDICAL CENTER, 111 E 210TH ST
BRONX, NY 10467
Student in an Organized Health Care Education/Training Program
MONTEFIORE MEDICAL CENTER, 111 EAST 210TH STREET
BRONX, NY 10467
Student in an Organized Health Care Education/Training Program
MONTEFIORE MEDICAL CENTER, 111 EAST 210TH STREET
BRONX, NY 10467
Anesthesiology
MONTEFIORE MEDICAL CENTER, 111 E 210 STREET
BRONX, NY 10467
Student in an Organized Health Care Education/Training Program
MONTEFIORE MEDICAL CENTER, 111 EAST 210TH STREET
BRONX, NY 10467
Student in an Organized Health Care Education/Training Program
MONTEFIORE MEDICAL CENTER, 111 E 210TH STREET
BRONX, NY 10467
Student in an Organized Health Care Education/Training Program
MONTEFIORE MEDICAL CENTER, 111 EAST 210TH ST
BRONX, NY 10467

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598058851, enumerated as an "individual" on May 19, 2011.

The provider is located at MONTEFIORE MEDICAL CENTER 111 EAST 210TH STREET BRONX, NY 10467 and the phone number is (718) 904-2400.

Internal Medicine with taxonomy code 207R00000X.

Ruffaida Diwan is affiliated with: MONTEFIORE MEDICAL CENTER.