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DR. ALYSSA SO YOUNG SHON M.D.
NPI 1962609677
Internal Medicine - Infectious Disease in Buffalo, NY

Active since June 27, 2007PECOS EnrolledAccepts Medicare Assignment
96.92/100
CMS Quality Rating
206 S ELMWOOD AVE, BUFFALO, NY 14201(716) 847-2441 Get Directions Write a Review

NPPES record last updated: January 29, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 29, 2026, Jan 21, 2021, Jun 16, 2018 and 3 more (6 updates tracked since 2017).

About Dr. Alyssa So Young Shon M.d. NPPES

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

DR. ALYSSA SO YOUNG SHON M.D. (NPI 1962609677) is an individual infectious disease provider in Buffalo, New York, licensed in New York (264966) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Erie County Medical Center, and is a graduate of Northeastern Ohio University College Of Medicine (2007).

NPPES Registry Identity

NPI1962609677
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameDR. ALYSSA SO YOUNG SHONCredential: M.D.
Location Address206 S ELMWOOD AVEBuffalo, NY 14201-2398
Mailing Address206 S Elmwood AveBuffalo, NY 14201-2398 · (716) 847-2441
Phone(716) 847-2441
Sole ProprietorNo
Medical School CMSNortheastern Ohio University College Of MedicineGraduated 2007
Enumeration DateJune 27, 2007
Last NPPES UpdateJanuary 29, 20266 updates tracked since enumeration
NPPES CertifiedJanuary 29, 2026
✔ NPI 1962609677 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in NY · 264966
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.
206 S ELMWOOD AVE, Buffalo, NY 14201
Open in Google Maps ↗

Other Identifiers 1

Medicaid03456397NY

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. Alyssa So Young Shon 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 ID9032365200
PECOS Enrollment IDI20120804000036
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 2

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.

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.
46 services44 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.
29 services22 patients

Hospital Affiliations CMS Care Compare

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

Erie County Medical Center

Acute Care Hospitals · Buffalo, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330219
Location462 Grider StreetBuffalo, NY 14215 · Erie County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14201 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
$126.40 typical visit price
range $54.87 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.08 typical visit price
range $17.54 – $136.14
Typical copayment $24.27 (range $4.38 – $34.03)
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.

96.92/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.47
Promoting Interoperability92
Improvement Activities40
Cost94.27

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.

ELIUD KIPRUTO KOSGEI ANP
Nurse Practitioner (Adult Health)
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-2441
MRS. MARGARET ANN HODSON RD
Dietitian, Registered
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-2441
JILLIAN DIANE BEARD
Counselor (Addiction (Substance Use Disorder))
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-2441
JACOB PERRELLO MHC
Counselor (Mental Health)
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-0212
MR. JOSH MICHAEL MATECKI PA-C
Physician Assistant
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-2441
BRITTANY V CAMACHO LCSW
Social Worker (Clinical)
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-2441
CHELSEA COYNE
Peer Specialist
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-2441
SHONDRA JEWELINE BROWN FNP
Nurse Practitioner (Family)
206 S ELMWOOD AVE
BUFFALO, NY 14201
Erie County (716) 847-2441

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 Alyssa Shon's NPI number?

The NPI number for Alyssa Shon is 1962609677. It was assigned to this individual provider in the NPPES registry on June 27, 2007.

Where is Alyssa Shon located?

Alyssa Shon practices at 206 S Elmwood Ave, Buffalo, NY 14201. The listed phone number is (716) 847-2441.

What is Alyssa Shon's specialty?

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

Is Alyssa Shon enrolled in Medicare?

Yes. Alyssa Shon 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 Alyssa Shon affiliated with any hospitals?

According to CMS data, Alyssa Shon is affiliated with Erie County Medical Center.

When was this NPI record last updated?

The NPPES record for Alyssa Shon was last updated on January 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.