1. Home
  2. Directory
  3. New York
  4. Bay Shore
  5. Nurse Anesthetist Certified Registered
  6. NPI Profile

PATRICK LOOMIS RN
NPI 1750810917
Nurse Anesthetist, Certified Registered in Bay Shore, NY

Active since June 09, 2017Accepts Medicare Assignment
301 E MAIN ST, BAY SHORE, NY 11706(617) 636-5000 Get Directions Write a Review

NPPES record last updated: September 3, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 3, 2025, Jun 9, 2017 (2 updates tracked since 2017).

About Patrick Loomis Rn NPPES

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

PATRICK LOOMIS RN (NPI 1750810917) is an individual nurse anesthetist, certified registered in Bay Shore, New York, licensed in New York (125366) and active in the NPI registry since June 2017. He is affiliated with Ns/lij Hs Southside Hospital and is a graduate of Other (2019).

NPPES Registry Identity

NPI1750810917
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NamePATRICK LOOMISCredential: RN
Location Address301 E MAIN STBay Shore, NY 11706-8408
Mailing Address184 Cornell St Apt 1Roslindale, MA 02131-4103
Phone(617) 636-5000
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateJune 9, 2017
Last NPPES UpdateSeptember 3, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 3, 2025
✔ NPI 1750810917 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in NY · 125366
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
Also ListedRegistered Nurse · Critical Care MedicineTaxonomy 163WC0200X · License RN2305986 (MA)
301 E MAIN ST, Bay Shore, NY 11706
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Patrick Loomis Rn 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 ID3375879778
PECOS Enrollment IDI20190723002183

Medicare Billing Reassignments

6

Medicare enrollment records show Patrick Loomis reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Office Based Anesthesia LLC
9.9 mi
Anesthesiology
50 ROUTE 25A
Smithtown, NY 11787
  • Reassigned Medicare billing, New York enrollment
  • 92 clinicians in this Medicare group
NPI 1407947617 (631) 862-3540
Suffolk Anesthesiology Associates, PC
9.9 mi
Anesthesiology
50 ROUTE 25A
Smithtown, NY 11787
  • Reassigned Medicare billing, New York enrollment
  • 101 clinicians in this Medicare group
NPI 1194826420 (631) 862-3540
Long Island Digestive Endoscopy Center, LLC
17 mi
Ambulatory Surgical
1500 ROUTE 112, BLDG 5
Port Jefferson Station, NY 11776
  • Reassigned Medicare billing, New York enrollment
  • 63 clinicians in this Medicare group
NPI 1235551052 (631) 828-3400
Long Island Anesthesia Physicians LLP
22 mi
Anesthesiology
333 ROUTE 25A, SUITE 225
Rocky Point, NY 11778
  • Reassigned Medicare billing, New York enrollment
  • 233 clinicians in this Medicare group
NPI 1952387276 (631) 744-3671
New York Cardiovascular Anesthesiologists, P.C.
23 mi
Anesthesiology
100 PORT WASHINGTON BLVD
Roslyn, NY 11576
  • Reassigned Medicare billing, New York enrollment
  • 162 clinicians in this Medicare group
NPI 1801834411 (516) 627-6624
North Shore - Lij Anesthesiology, PC
41 mi
Anesthesiology
480 BEDFORD RD BLDG B
Chappaqua, NY 10514
  • Reassigned Medicare billing, New York enrollment
  • 1,406 clinicians in this Medicare group
NPI 1417401266 (914) 666-8866

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Anesthesia for procedure for total knee joint replacement 01402
Anesthesia for a total knee joint replacement numbs your body to eliminate pain during surgery. This could be general anesthesia where you're unconscious, or regional anesthesia where only the leg is numb. It's administered by a specialist, ensuring safety and comfort.
21 services21 patients
Anesthesia for total hip replacement 01214
Anesthesia for total hip replacement is a medical service where medication is given to eliminate pain during surgery. Two types are commonly used: general anesthesia, making you unconscious, or spinal anesthesia, numbing the lower body. The choice depends on your health and your doctor's recommendation.
15 services15 patients
Anesthesia for procedure on small and large bowel using an endoscope 00813
Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.
12 services12 patients
Anesthesia for other procedure on lower abdomen 00840
Anesthesia for a lower abdomen procedure involves medication to eliminate pain during surgery. You might be awake but relaxed and pain-free, or you may be completely unconscious. It's administered to ensure comfort and safety throughout the operation.
11 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Ns/Lij Hs Southside Hospital

Acute Care Hospitals · Bay Shore, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330043
Location301 East Main StreetBay Shore, NY 11706 · Suffolk County
Emergency services Birthing friendly

St Francis Hospital - The Heart Center

Acute Care Hospitals · Roslyn, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330182
Location100 Port Washington BoulevardRoslyn, NY 11576 · Nassau 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

St Catherine Of Siena Hospital Medical Center

Acute Care Hospitals · Smithtown, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330401
Location50 Route 25ASmithtown, NY 11787 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11706 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
$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.

DR. EHAB SABRY HANNA M.D.
Hospitalist
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (631) 968-3000
JENNA BANNON MS, RD, CDN
Dietitian, Registered
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (631) 968-3593
DR. MEHUL PRAGANI MD
Anesthesiology
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (631) 968-3000
ANDREA PASSANNANTE OT, OTR/L, CDIS
Occupational Therapist
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (631) 968-3400
DR. STEPHEN CONSTANTINE LANDELL DNP, CRNA, RN
Nurse Anesthetist, Certified Registered
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (516) 734-7000
PRIYANSHI CHANDIWALA
Physician Assistant (Surgical)
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (631) 968-3000
DAVID VAUGHANS DO
Student in an Organized Health Care Education/Training Program
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (631) 968-3000
DR. MATTHEW DAVID SCHWARTZ D.O.
Emergency Medicine
301 E MAIN ST
BAY SHORE, NY 11706
Suffolk County (631) 968-3314

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 Patrick Loomis's NPI number?

The NPI number for Patrick Loomis is 1750810917. It was assigned to this individual provider in the NPPES registry on June 9, 2017.

Where is Patrick Loomis located?

Patrick Loomis practices at 301 E Main St, Bay Shore, NY 11706. The listed phone number is (617) 636-5000.

What is Patrick Loomis's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Patrick Loomis enrolled in Medicare?

Yes. Patrick Loomis 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.

Which organizations bill Medicare for Patrick Loomis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Patrick Loomis reassigns Medicare benefits to 6 organizations: Office Based Anesthesia LLC (Smithtown, NY), Suffolk Anesthesiology Associates, PC (Smithtown, NY), Long Island Digestive Endoscopy Center, LLC (Port Jefferson Station, NY), Long Island Anesthesia Physicians LLP (Rocky Point, NY), New York Cardiovascular Anesthesiologists, P.C. (Roslyn, NY) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Patrick Loomis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Patrick Loomis accept?

Health plans from Oscar Health and Oscar Insurance Company list Patrick Loomis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Patrick Loomis affiliated with any hospitals?

According to CMS data, Patrick Loomis is affiliated with Ns/Lij Hs Southside Hospital, St Francis Hospital - The Heart Center, St Charles Hospital and St Catherine Of Siena Hospital Medical Center.

When was this NPI record last updated?

The NPPES record for Patrick Loomis was last updated on September 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.