DR. JOHANNA KATE HALFON MD
NPI 1194045476
Obstetrics & Gynecology in New York, NY

Active since June 09, 2010PECOS EnrolledAccepts Medicare Assignment
161 FORT WASHINGTON AVE, NEW YORK, NY 10032(212) 305-5515 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 21, 2022, Jul 7, 2017 (2 updates tracked since 2017).

About Dr. Johanna Kate Halfon Md NPPES

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

DR. JOHANNA KATE HALFON MD (NPI 1194045476) is an individual obstetrics & gynecology provider in New York, New York, licensed in New York (269331-1) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with John T Mather Memorial Hospital Of Port Jefferson, and maintains a secondary practice location in Mechanicsville.

NPPES Registry Identity

NPI1194045476
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. JOHANNA KATE HALFONCredential: MD
Location Address161 FORT WASHINGTON AVENew York, NY 10032-3729
Mailing Address22 W 77th St Apt 66New York, NY 10024-5154 · (203) 605-9670
Sole ProprietorNo
Medical School CMSYale University School Of MedicineGraduated 2010
Enumeration DateJune 9, 2010
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
NPI 1194045476 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses Licensed in NY · 269331-1 Licensed in NC · 2014-00511
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
161 FORT WASHINGTON AVE, New York, NY 10032

Secondary Practice Location 1

Location 110275 Penningcroft LnMechanicsville, VA 23116-5149 · Phone (203) 605-9670

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. Johanna Kate Halfon 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 ID6709109416
PECOS Enrollment IDI20170724001488
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 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 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.
26 services17 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
22 services18 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
17 services17 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.
15 services13 patients

Hospital Affiliations CMS Care Compare 2

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

John T Mather Memorial Hospital Of Port Jefferson

Acute Care Hospitals · Port Jefferson, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330185
Location75 North Country RoadPort Jefferson, NY 11777 · Suffolk County
Emergency services

Suny/Stony Brook University Hospital

Acute Care Hospitals · Stony Brook, NY
4/5 CMS rating
OwnershipGovernment - State
CMS Certification Number330393
LocationHealth Sciences Center SunyStony Brook, NY 11794 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10032 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
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
Most-billed visit code 99213
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.

Nurse Practitioner (Pediatrics)
161 FORT WASHINGTON AVE, 7TH FLOOR
NEW YORK, NY 10032
Nurse Practitioner (Family)
161 FORT WASHINGTON AVE, ROOM 661
NEW YORK, NY 10032
Student in an Organized Health Care Education/Training Program
161 FORT WASHINGTON AVE
NEW YORK, NY 10032
Physician Assistant
161 FORT WASHINGTON AVE
NEW YORK, NY 10032
Internal Medicine (Interventional Cardiology)
161 FORT WASHINGTON AVE
NEW YORK, NY 10032
Nurse Practitioner (Adult Health)
161 FORT WASHINGTON AVE, HERBERT IRVING PAVILION ROOM # 903
NEW YORK, NY 10032
Internal Medicine (Gastroenterology)
161 FORT WASHINGTON AVE
NEW YORK, NY 10032
Urology
161 FORT WASHINGTON AVE, 11TH FLOOR
NEW YORK, NY 10032

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 Johanna Halfon's NPI number?

The NPI number for Johanna Halfon is 1194045476. It was assigned to this individual provider in the NPPES registry on June 9, 2010.

Where is Johanna Halfon located?

Johanna Halfon practices at 161 Fort Washington Ave, New York, NY 10032. The listed phone number is (212) 305-5515.

What is Johanna Halfon's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Johanna Halfon enrolled in Medicare?

Yes. Johanna Halfon 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 Johanna Halfon affiliated with any hospitals?

According to CMS data, Johanna Halfon is affiliated with John T Mather Memorial Hospital Of Port Jefferson and Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Johanna Halfon was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.