KEITH C FIELD P.A.
NPI 1710953435
Physician Assistant in Port Jefferson, NY

Q: What is Keith Field's NPI number?

The NPI number for Keith Field is 1710953435. It was assigned to this individual provider in the NPPES registry on February 23, 2006.

Q: What is Keith Field's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Keith Field was last updated on October 29, 2007. 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.

Active since February 23, 2006PECOS EnrolledAccepts Medicare Assignment

200 BELLE TERRE RD, PORT JEFFERSON, NY 11777(631) 474-6000 Get Directions Write a Review

NPPES record last updated: October 29, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Keith C Field P.a. NPPES

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

KEITH C FIELD P.A. (NPI 1710953435) is an individual physician assistant in Port Jefferson, New York, licensed in New York (009046-1) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with John T Mather Memorial Hospital Of Port Jefferson, and is a graduate of Other (2002).

NPPES Registry Identity

NPI1710953435

Entity TypeIndividualMale

Primary Taxonomy363A00000X

Provider Legal NameKEITH C FIELDCredential: P.A.

Location Address200 BELLE TERRE RDPort Jefferson, NY 11777-1928

Mailing AddressPo Box 826207Philadelphia, PA 19182-6207 · (800) 377-8721 · Fax (304) 523-2241

Phone(631) 474-6000

Sole ProprietorNo

Medical School CMSOtherGraduated 2002

Enumeration DateFebruary 23, 2006

Last NPPES UpdateOctober 29, 2007

✔ NPI 1710953435 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in NY · 009046-1

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Also ListedEmergency MedicineTaxonomy 207P00000X · License 009046-1 (NY)

200 BELLE TERRE RD, Port Jefferson, NY 11777

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Other Identifiers 3

Medicare PIN5135L1NY

OtherP00281744Railroad

Medicare UPINP98100

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

Keith C Field P.a. 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 ID3870538267

PECOS Enrollment IDI20050627000302

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.

Insertion of needle into vein (3 years or older) 36410

This procedure involves placing a small needle into a vein, typically in the arm. It's done to collect blood for testing or to deliver medication. You may feel a quick pinch, but it's usually over in seconds. It's a common, safe procedure.

374 services327 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

271 services245 patients

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.

61 services58 patients

Insertion of tube for infusion (5 years or older) 36569

This procedure involves placing a small, flexible tube into a vein, usually in the arm. It's done to allow quick, efficient delivery of fluids or medications directly into the bloodstream. It's a common, safe process that helps manage various health conditions.

41 services40 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 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.

41 services39 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

12 services12 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

St Charles Hospital

Acute Care Hospitals · Port Jefferson, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330246

Location200 Belle Terre RoadPort Jefferson, NY 11777 · Suffolk County

Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11777 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

$83.44 typical visit price

range $21.66 – $164.45

Typical copayment $20.86 (range $5.41 – $41.11)

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.

ANTHONY BRIAN KWAN MD

Emergency Medicine