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DR. JACOB ISAAC WARMAN MD
NPI 1144336116
Internal Medicine - Endocrinology, Diabetes & Metabolism in Brooklyn, NY

Active since August 22, 2006PECOS EnrolledAccepts Medicare Assignment
91.11/100
CMS Quality Rating
240 WILLOUGHBY STREET STE 7F, THE BROOKLYN HOSPITAL CENTER DIP ENDOCRINE RHEUMATOLOGY, BROOKLYN, NY 11201(718) 250-6100(718) 250-6110 Get Directions Write a Review

NPPES record last updated: July 9, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Jacob Isaac Warman Md NPPES

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

DR. JACOB ISAAC WARMAN MD (NPI 1144336116) is an individual endocrinology, diabetes & metabolism provider in Brooklyn, New York, licensed in New York (122805 1) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Brooklyn Hospital Center - Downtown Campus, and is a graduate of State University Of New York Downstate Medical Center (1973).

NPPES Registry Identity

NPI1144336116
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. JACOB ISAAC WARMANCredential: MD
Location Address240 WILLOUGHBY STREET STE 7F, THE BROOKLYN HOSPITAL CENTER DIP ENDOCRINE RHEUMATOLOGYBrooklyn, NY 11201
Mailing Address121 Dekalb Ave Ste 9d Maynard Building, The Brooklyn Hospital CenterBrooklyn, NY 11201-5425 · (718) 250-6813 · Fax (718) 250-6850
Phone(718) 250-6100
Fax(718) 250-6110
Sole ProprietorNo
Medical School CMSState University Of New York Downstate Medical CenterGraduated 1973
Enumeration DateAugust 22, 2006
Last NPPES UpdateJuly 9, 2008
✔ NPI 1144336116 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
Licenses✔ Licensed in NY · 122805 1✔ Licensed in NY · 122805
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.
240 WILLOUGHBY STREET STE 7F, Brooklyn, NY 11201
Open in Google Maps ↗

Other Identifiers 1

Medicare PIN343853NY

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. Jacob Isaac Warman 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 ID2769458538
PECOS Enrollment IDI20040903000151
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 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 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.
530 services51 patients
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.
174 services79 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
105 services58 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
55 services36 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.
44 services44 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
19 services19 patients

Hospital Affiliations CMS Care Compare

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

Brooklyn Hospital Center - Downtown Campus

Acute Care Hospitals · Brooklyn, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330056
Location121 Dekalb AvenueBrooklyn, NY 11201 · Kings County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11201 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.

91.11/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality79.16
Promoting Interoperability99
Improvement Activities40
Cost58.71

Reported Quality Measures

Breast Cancer Screening
43%507 patients2/55-star benchmark: 93%
Cervical Cancer Screening
20%601 patients1/55-star benchmark: 98%
Closing the Referral Loop: Receipt of Specialist Report
20%100 patients1/55-star benchmark: 87%
Colorectal Cancer Screening
30%881 patients2/55-star benchmark: 88%
Controlling High Blood Pressure
67%480 patients3/55-star benchmark: 91%
Diabetes: Eye Exam
30%703 patients2/55-star benchmark: 100%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
26%703 patients4/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
98%3,090 patients4/55-star benchmark: 100%
e-Prescribing
100%127 patients5/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
85%538 patients4/55-star benchmark: 100%
HIV Screening
47%955 patients4/55-star benchmark: 60%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients combinedPopulations: 98% · 820 patients
Patients screened: 99% · 820 patients
83%65 patients4/55-star benchmark: 100%
Provide Patients Electronic Access to Their Health Information
96%1,498 patients4/55-star benchmark: 100%
Statin Therapy for the Prevention and Treatment of Cardiovascular Disease
72%782 patients3/55-star benchmark: 91%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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
22 suppliers68 claims164 services$5.94 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers18 claims21 services$1.10 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
5 suppliers42 claims42 services$173.61 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Jacob Warman's NPI number?

The NPI number for Jacob Warman is 1144336116. It was assigned to this individual provider in the NPPES registry on August 22, 2006.

Where is Jacob Warman located?

Jacob Warman practices at 240 Willoughby Street Ste 7F The Brooklyn Hospital Center Dip Endocrine Rheumatology, Brooklyn, NY 11201. The listed phone number is (718) 250-6100.

What is Jacob Warman's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Jacob Warman enrolled in Medicare?

Yes. Jacob Warman 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.

Is Jacob Warman affiliated with any hospitals?

According to CMS data, Jacob Warman is affiliated with Brooklyn Hospital Center - Downtown Campus.

When was this NPI record last updated?

The NPPES record for Jacob Warman was last updated on July 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.