DR. GRENYE O MALLEY M.D.
NPI 1992048078
Internal Medicine - Endocrinology, Diabetes & Metabolism in New York, NY

Active since March 27, 2013PECOS EnrolledAccepts Medicare Assignment
5 E 98TH ST, NEW YORK, NY 10029(212) 241-3422 Get Directions Write a Review

NPPES record last updated: February 21, 2019. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Feb 21, 2019, Apr 16, 2018 (2 updates tracked since 2018).

About Dr. Grenye O Malley M.d. NPPES

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

DR. GRENYE O MALLEY M.D. (NPI 1992048078) is an individual endocrinology, diabetes & metabolism provider in New York, New York, licensed in New York (285655) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS, is affiliated with Mount Sinai Hospital, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1992048078
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameDR. GRENYE O MALLEYCredential: M.D.
Location Address5 E 98TH STNew York, NY 10029-6501
Mailing Address1 Gustave L Levy Pl # 3000New York, NY 10029-6504
Sole ProprietorNo
Medical School CMSNew York University School Of MedicineGraduated 2013
Enumeration DateMarch 27, 2013
Last NPPES UpdateFebruary 21, 20192 updates tracked since enumeration
NPI 1992048078 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License Licensed in NY · 285655
Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

5 E 98TH ST, New York, NY 10029

Secondary Practice Locations 4

Location 11111 Amsterdam Ave Fl 10New York, NY 10025-1716 · Phone (212) 523-8672
Location 21 Gustave L Levy PlNew York, NY 10029-6504 · Phone (212) 241-6500
Location 31111 Amsterdam AveNew York, NY 10025-1716 · Phone (212) 523-4000
Location 41000 10th AveNew York, NY 10019-1147 · Phone (212) 523-4000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Grenye O Malley 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 ID5496005977
PECOS Enrollment IDI20180904001831
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 4

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.

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.
177 services110 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
75 services68 patients
Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes 99451
This service involves a consulting physician assessing your health condition via a phone or internet interaction. The doctor will spend at least 5 minutes discussing your health concerns. Afterwards, a written report summarizing the findings and recommendations will be provided for your reference.
23 services23 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
13 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Mount Sinai Hospital

Acute Care Hospitals · New York, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330024
LocationOne Gustave L Levy PlaceNew York, NY 10029 · New York County
Emergency services Birthing friendly

Mount Sinai St Luke's Roosevelt Hospital

Acute Care Hospitals · New York, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330046
Location1000 Tenth AvenueNew York, NY 10019 · New York County
Emergency services Birthing friendly

Mount Sinai Beth Israel

Acute Care Hospitals · New York, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330169
LocationFirst Avenue At 16th StreetNew York, NY 10003 · New York County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10029 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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
18 suppliers38 claims101 services$6.45 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers18 claims28 services$1.09 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
11 suppliers51 claims51 services$191.94 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Specialist
5 E 98TH ST, FL 6
NEW YORK, NY 10029
Specialist
5 E 98TH ST, FL 6
NEW YORK, NY 10029
Specialist
5 E 98TH ST, FL 6
NEW YORK, NY 10029
Surgery
5 E 98TH ST, BOX 1259
NEW YORK, NY 10029
Ophthalmology
5 E 98TH ST, 7TH FLOOR
NEW YORK, NY 10029
Internal Medicine (Cardiovascular Disease)
5 E 98TH ST, 3RD FLOOR
NEW YORK, NY 10029
Dermatology
5 E 98TH ST, 5TH FLOOR BOX 1048
NEW YORK, NY 10029
Dermatology
5 E 98TH ST, 5TH FLOOR BOX 1048
NEW YORK, NY 10029

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992048078, enumerated as an "individual" on March 27, 2013.

The provider is located at 5 E 98TH ST NEW YORK, NY 10029 and the phone number is (212) 241-3422.

Internal Medicine with taxonomy code 207RE0101X and a focus in Endocrinology, Diabetes & Metabolism.

Grenye O Malley is affiliated with: MOUNT SINAI HOSPITAL, MOUNT SINAI ST LUKE'S ROOSEVELT HOSPITAL and MOUNT SINAI BETH ISRAEL.