MR. STEPHEN J WILLIAMS M.D.
NPI 1184690190
Internal Medicine - Infectious Disease in Randolph, NJ

Q: What is Stephen Williams's NPI number?

The NPI number for Stephen Williams is 1184690190. It was assigned to this individual provider in the NPPES registry on February 28, 2006.

Q: What is Stephen Williams's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Stephen Williams was last updated on July 12, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 28, 2006PECOS EnrolledAccepts Medicare Assignment

82.56/100

CMS Quality Rating

765 ROUTE 10 EAST, RANDOLPH, NJ 07869(973) 989-0068(973) 361-8955 Get Directions Write a Review

NPPES record last updated: July 12, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Mr. Stephen J Williams M.d. NPPES

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

MR. STEPHEN J WILLIAMS M.D. (NPI 1184690190) is an individual infectious disease provider in Randolph, New Jersey and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Morristown Medical Center, and is a graduate of Other (1998).

NPPES Registry Identity

NPI1184690190

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameMR. STEPHEN J WILLIAMSCredential: M.D.

Location Address765 ROUTE 10 EASTRandolph, NJ 07869

Mailing Address105 Raider Blvd, Suite 101Hillsborough, NJ 08844-1528 · (908) 281-0221 · Fax (908) 281-0890

Phone(973) 989-0068

Fax(973) 361-8955

Sole ProprietorNo

Medical School CMSOtherGraduated 1998

Enumeration DateFebruary 28, 2006

Last NPPES UpdateJuly 12, 2007

✔ NPI 1184690190 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

765 ROUTE 10 EAST, Randolph, NJ 07869

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Other Identifiers 3

Medicaid85634NJ

Medicare ID-Type Unspecified082299COLNJ

Medicare UPINH78983NJ

Accepted Insurance

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

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

Mr. Stephen J Williams 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 ID6709864804

PECOS Enrollment IDI20040903000122

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 15

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.

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.

1,188 services484 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.

483 services291 patients

Removal of skin and tissue, each additional 20.0 sq cm or less 11045

This procedure involves the removal of skin and tissue, typically due to disease, injury, or abnormal growth. Each session removes an area of 20.0 square cm or less. It's performed by a trained professional and may require multiple sessions for larger areas.

462 services14 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.

323 services173 patients

Removal of skin and tissue, 20.0 sq cm or less 11042

This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.

259 services46 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

247 services44 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

234 services227 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

227 services126 patients

Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306

An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.

167 services159 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

47 services37 patients

Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310

A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.

45 services36 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

36 services36 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

34 services20 patients

Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 99305

An initial nursing facility visit per day is a service where a healthcare professional spends about 35 minutes assessing a patient's health status. This includes reviewing medical history, conducting a physical exam, and developing a care plan based on the patient's needs.

22 services22 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

15 services15 patients

Hospital Affiliations CMS Care Compare 3

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

Morristown Medical Center

Acute Care Hospitals · Morristown, NJ

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310015

Location100 Madison AveMorristown, NJ 07960 · Morris County

Emergency services Birthing friendly

Chilton Medical Center

Acute Care Hospitals · Pompton Plains, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310017

Location97 West ParkwayPompton Plains, NJ 07444 · Morris 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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07869 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

$144.86 typical visit price

range $63.84 – $190.92

Typical copayment $36.21 (range $15.96 – $47.73)

Most-billed visit code 99204

Established Patient

$111.57 typical visit price

range $20.97 – $155.92

Typical copayment $27.89 (range $5.24 – $38.98)

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.

82.56/100

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

Scored as part of a group practice

Quality

56.4

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Foam dressing, wound cover, sterile, pad size 16 sq. in. or less, with any size adhesive border, each dressing A6212

DME-Medical/Surgical Supplies · category DA023N

3 suppliers15 claims195 services$9.43 avg. paid by Medicare

Gauze, non-impregnated, sterile, pad size 16 sq. in. or less, without adhesive border, each dressing A6402

DME-Medical/Surgical Supplies · category DA023N

3 suppliers12 claims818 services$0.10 avg. paid by Medicare

Conforming bandage, non-elastic, knitted/woven, sterile, width greater than or equal to three inches and less than five inches, per yard A6446

DME-Medical/Surgical Supplies · category DA023N

3 suppliers16 claims2,220 services$0.35 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

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

COLLEGE PLAZA PEDIATRICS

Pediatrics

765 ROUTE 10 EAST, SUITE 203
RANDOLPH, NJ 07869

Morris County (973) 659-9991

DONALD T ALLEGRA M.D.

Internal Medicine (Infectious Disease)

765 ROUTE 10 EAST
RANDOLPH, NJ 07869

Morris County (973) 989-0068

MR. JOSEPH KIM M.D.

Internal Medicine (Infectious Disease)

765 ROUTE 10 EAST
RANDOLPH, NJ 07869

Morris County (973) 989-0068

SHELLY A ROSEFF M.D.

Internal Medicine (Infectious Disease)

765 ROUTE 10 EAST
RANDOLPH, NJ 07869

Morris County (973) 989-0068

EDWARD J MCMANUS M.D.

Internal Medicine (Infectious Disease)

765 ROUTE 10 EAST
RANDOLPH, NJ 07869

Morris County (973) 989-0068

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 Stephen Williams's NPI number?

The NPI number for Stephen Williams is 1184690190. It was assigned to this individual provider in the NPPES registry on February 28, 2006.

Where is Stephen Williams located?

Stephen Williams practices at 765 Route 10 East, Randolph, NJ 07869. The listed phone number is (973) 989-0068.

What is Stephen Williams's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Stephen Williams enrolled in Medicare?

Yes. Stephen Williams 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.

What insurance does Stephen Williams accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Stephen Williams 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 Stephen Williams affiliated with any hospitals?

According to CMS data, Stephen Williams is affiliated with Morristown Medical Center, Chilton Medical Center and Hackettstown Medical Center.

When was this NPI record last updated?

The NPPES record for Stephen Williams was last updated on July 12, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.