WILLIAM JOHN WILLIS M.D.
NPI 1700882180
Anesthesiology in Denville, NJ

Q: What is William Willis's NPI number?

The NPI number for William Willis is 1700882180. It was assigned to this individual provider in the NPPES registry on June 22, 2005.

Q: What is William Willis's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Q: When was this NPI record last updated?

The NPPES record for William Willis was last updated on December 16, 2021. 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.

Active since June 22, 2005PECOS EnrolledAccepts Medicare Assignment

46.33/100

CMS Quality Rating

3130 ROUTE 10, DENVILLE, NJ 07834(973) 442-9980 Get Directions Write a Review

NPPES record last updated: December 16, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About William John Willis M.d. NPPES

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

WILLIAM JOHN WILLIS M.D. (NPI 1700882180) is an individual anesthesiology provider in Denville, New Jersey, licensed in New Jersey (25MA05786500) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Newton Medical Center, and is a graduate of Other (1988).

NPPES Registry Identity

NPI1700882180

Entity TypeIndividualMale

Primary Taxonomy207L00000X

Provider Legal NameWILLIAM JOHN WILLISCredential: M.D.

Location Address3130 ROUTE 10Denville, NJ 07834-3455

Mailing Address15 Fox Run RdSparta, NJ 07871-1785 · (908) 403-2863

Phone(973) 442-9980

Sole ProprietorNo

Medical School CMSOtherGraduated 1988

Enumeration DateJune 22, 2005

Last NPPES UpdateDecember 16, 2021

NPPES CertifiedDecember 16, 2021

✔ NPI 1700882180 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians

Taxonomy Code207L00000X

License✔ Licensed in NJ · 25MA05786500

Definition

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Also ListedSpecialistTaxonomy 174400000X · License MA57865 (NJ)

3130 ROUTE 10, Denville, NJ 07834

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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

William John Willis M.d. 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 ID6204885866

PECOS Enrollment IDI20050120000811

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 13

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 other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731

This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.

77 services74 patients

Anesthesia for x-ray or radiation therapy 01922

Anesthesia for x-ray or radiation therapy involves administering medication to help you relax or sleep during the procedure. It's used to ensure comfort, minimize movement, and reduce anxiety. The type of anesthesia used depends on the procedure and patient's health.

54 services54 patients

Anesthesia for other procedure on large bowel using an endoscope 00811

Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.

30 services30 patients

Anesthesia for procedure to correct abnormal heart rhythm 00410

Anesthesia for a procedure to correct abnormal heart rhythm ensures you won't feel pain during the treatment. It can be general, where you're completely asleep, or local, numbing only a specific area. Your vital signs are monitored to ensure safety during the procedure.

27 services27 patients

Anesthesia for other procedure on urinary system through urethra 00910

Anesthesia for a procedure on the urinary system through the urethra involves using medicine to numb sensation in the area. This is done to ensure you feel no pain or discomfort during the procedure. The medicine can be given locally, regionally, or generally, depending on the specifics of your procedure.

23 services22 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.

16 services16 patients

Anesthesia for other repair of lower abdomen hernia (1 year or older) 00830

Anesthesia for lower abdomen hernia repair in individuals aged 1 year or older involves administering medication to ensure you don't feel pain during the procedure. It can be either general (you're asleep) or regional (numbs a large area). It's safe and monitored by professionals.

16 services16 patients

Anesthesia for other procedure on upper abdomen 00790

Anesthesia for an upper abdomen procedure involves using medications to help you feel no pain during the operation. It can be general, where you're unconscious, or regional, where just the abdomen area is numbed. It ensures comfort and stillness, aiding a successful procedure.

15 services14 patients

Anesthesia for exam of colon using an endoscope 00812

Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.

15 services15 patients

Anesthesia for nerve block and injection procedure, prone position 01992

Anesthesia for nerve block and injection is a procedure to numb specific areas, reducing pain. You'll be positioned face-down (prone) for optimal access to the treatment area. The anesthetic is injected near the nerve, blocking pain signals to the brain.

14 services14 patients

Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope 00918

This procedure involves using anesthesia to ensure comfort while a special instrument called an endoscope helps to locate, break up, and possibly remove kidney stones. The endoscope is a thin, flexible tube which is gently inserted and navigated to the area of concern.

12 services12 patients

Anesthesia for procedure on anus and rectum 00902

Anesthesia for procedures on the anus and rectum ensures comfort during medical procedures. It involves the administration of medication to numb the area or induce sleep, so you don't feel pain or discomfort. This helps doctors perform necessary procedures smoothly and effectively.

11 services11 patients

Anesthesia for removal of prostate including use of an endoscope 00914

Anesthesia is used during the removal of the prostate to ensure you feel no discomfort. An endoscope, a thin tube with a camera, aids in viewing the area. This procedure involves the careful administration of medicines to help you sleep and prevent pain.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Newton Medical Center

Acute Care Hospitals · Newton, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310028

Location175 High StNewton, NJ 07860 · Sussex County

Emergency services Birthing friendly

Hackettstown Medical Center

Acute Care Hospitals · Hackettstown, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310115

Location651 Willow Grove StHackettstown, NJ 07840 · Warren County

Emergency services

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.

46.33/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

54.51

Improvement Activities

Reported Quality Measures

Post-Anesthetic Transfer of Care Measure: Procedure Room to a Post Anesthesia Care Unit (PACU)

Percentage of patients, regardless of age, who are under the care of an anesthesia practitioner and are admitted to a PACU or other non-ICU location in which a post-anesthetic formal transfer of care protocol or checklist which includes the key transfer of…

99%390 patients4/55-star benchmark: 100%

Prevention of Post-Operative Nausea and Vomiting (PONV) - Combination Therapy

Percentage of patients, aged 18 years and older, who undergo a procedure under an inhalational general anesthetic, AND who have three or more risk factors for post-operative nausea and vomiting (PONV), who receive combination therapy consisting of at least…

100%42 patients

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.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NEW JERSEY PAIN MANAGEMENT, PA

Specialist

3130 ROUTE 10
DENVILLE, NJ 07834

Morris County (973) 442-9980

CONSULTANTS OF AMBULATORY ANESTHESIA, LLC

Specialist

3130 ROUTE 10
DENVILLE, NJ 07834

Morris County (973) 442-9980

MELANIE A GIORDANO NP

Nurse Practitioner

3130 ROUTE 10
DENVILLE, NJ 07834

Morris County (973) 442-9980

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 William Willis's NPI number?

The NPI number for William Willis is 1700882180. It was assigned to this individual provider in the NPPES registry on June 22, 2005.

Where is William Willis located?

William Willis practices at 3130 Route 10, Denville, NJ 07834. The listed phone number is (973) 442-9980.

What is William Willis's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is William Willis enrolled in Medicare?

Yes. William Willis 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 William Willis affiliated with any hospitals?

According to CMS data, William Willis is affiliated with Newton Medical Center and Hackettstown Medical Center.

When was this NPI record last updated?

The NPPES record for William Willis was last updated on December 16, 2021. 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.