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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WILLIAM SANTORO M.D.
NPI 1326081241
Family Medicine - Addiction Medicine in Allentown, PA

Active since June 14, 2006PECOS EnrolledAccepts Medicare Assignment
81.19/100
CMS Quality Rating
451 CHEW ST STE 404, ALLENTOWN, PA 18102(484) 526-7576 Get Directions Write a Review

NPPES record last updated: July 10, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 10, 2026, May 17, 2017, Oct 26, 2016 (3 updates tracked since 2016).

About Dr. William Santoro M.d. NPPES

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

DR. WILLIAM SANTORO M.D. (NPI 1326081241) is an individual addiction medicine provider in Allentown, Pennsylvania, licensed in Pennsylvania (MD031904E) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with St Luke's Hospital Bethlehem, and is a graduate of Other (1981).

NPPES Registry Identity

NPI1326081241
Entity TypeIndividualMale
Primary Taxonomy207QA0401X
Provider Legal NameDR. WILLIAM SANTOROCredential: M.D.
Location Address451 CHEW ST STE 404Allentown, PA 18102-3424
Mailing Address451 Chew St Ste 404Allentown, PA 18102-3424 · (484) 526-7576
Phone(484) 526-7576
Sole ProprietorNo
Medical School CMSOtherGraduated 1981
Enumeration DateJune 14, 2006
Last NPPES UpdateJuly 10, 20263 updates tracked since enumeration
NPPES CertifiedJuly 10, 2026
✔ NPI 1326081241 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily Medicine · Addiction MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QA0401X
License✔ Licensed in PA · MD031904E
Definition
A family medicine physician who specializes in the diagnosis and treatment of addictions.
Also ListedFamily MedicineTaxonomy 207Q00000X · License MD031904E (PA)
451 CHEW ST STE 404, Allentown, PA 18102
Open in Google Maps ↗

Other Identifiers 1

Medicaid001164554PA

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. William Santoro 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 ID9830142835
PECOS Enrollment IDI20050302000614
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 3

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.

Testing for presence of drug, read by direct observation 80305
Testing for the presence of drugs involves collecting a sample, usually urine, which is then analyzed for specific substances. The process is monitored directly to ensure accuracy and integrity. This test helps to confirm if drugs are present in your system.
72 services24 patients
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.
70 services19 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
16 services15 patients

Hospital Affiliations CMS Care Compare

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

St Luke's Hospital Bethlehem

Acute Care Hospitals · Bethlehem, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390049
Location801 Ostrum StreetBethlehem, PA 18015 · Northampton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 18102 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
$126.34 typical visit price
range $54.64 – $166.87
Typical copayment $31.58 (range $13.66 – $41.71)
Most-billed visit code 99204
Established Patient
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
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.

81.19/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality74.56
Promoting Interoperability97
Improvement Activities40
Cost65.23

Other Providers at the Same Location NPPES

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

SOPHIA HARBOVE LPC
Counselor (Professional)
451 CHEW ST STE 404
ALLENTOWN, PA 18102
Lehigh County (484) 822-5700

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 Santoro's NPI number?

The NPI number for William Santoro is 1326081241. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Where is William Santoro located?

William Santoro practices at 451 Chew St Ste 404, Allentown, PA 18102. The listed phone number is (484) 526-7576.

What is William Santoro's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Addiction Medicine, with taxonomy code 207QA0401X.

Is William Santoro enrolled in Medicare?

Yes. William Santoro 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 Santoro affiliated with any hospitals?

According to CMS data, William Santoro is affiliated with St Luke's Hospital Bethlehem.

When was this NPI record last updated?

The NPPES record for William Santoro was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days 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.