DELNA MARY JOHN MD
NPI 1710340567
Emergency Medicine in Brooklyn, NY

Active since March 30, 2016PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
450 CLARKSON AVE, BROOKLYN, NY 11203(917) 544-4787 Get Directions Write a Review

NPPES record last updated: August 9, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Aug 9, 2021, Jun 23, 2021, Apr 5, 2021 and 2 more (5 updates tracked since 2016).

About Delna Mary John Md NPPES

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

DELNA MARY JOHN MD (NPI 1710340567) is an individual emergency medicine provider in Brooklyn, New York, licensed in New York (304811) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Eastern Virginia Medical School (2016).

NPPES Registry Identity

NPI1710340567
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDELNA MARY JOHNCredential: MD
Location Address450 CLARKSON AVEBrooklyn, NY 11203-2012
Mailing Address150 E 44th St Apt 50bNew York, NY 10017-4084 · (917) 544-4787
Sole ProprietorNo
Medical School CMSEastern Virginia Medical SchoolGraduated 2016
Enumeration DateMarch 30, 2016
Last NPPES UpdateAugust 9, 20215 updates tracked since enumeration
NPPES CertifiedAugust 9, 2021
NPI 1710340567 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in NY · 304811
Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

450 CLARKSON AVE, Brooklyn, NY 11203

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

Delna Mary John 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 ID8628496601
PECOS Enrollment IDI20200909000558
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 3

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
145 services142 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
121 services119 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.
25 services25 patients

Hospital Affiliations CMS Care Compare

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

New York-Presbyterian Hospital

Acute Care Hospitals · New York, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330101
Location525 East 68th StreetNew York, NY 10065 · New York County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11203 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
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
Quality86.8
Promoting Interoperability100
Improvement Activities40

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.

Urology
450 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
450 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
450 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
450 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
450 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
450 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
450 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
450 CLARKSON AVE
BROOKLYN, NY 11203

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1710340567, enumerated as an "individual" on March 30, 2016.

The provider is located at 450 CLARKSON AVE BROOKLYN, NY 11203 and the phone number is (917) 544-4787.

Emergency Medicine with taxonomy code 207P00000X.

Delna John is affiliated with: NEW YORK-PRESBYTERIAN HOSPITAL.