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JESSICA BAEK MD
NPI 1902434103
Internal Medicine in Buffalo, NY

Active since April 01, 2020PECOS EnrolledAccepts Medicare Assignment
100 HIGH ST, BUFFALO, NY 14203(716) 859-5600 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Nov 3, 2025, Jun 12, 2023, Apr 1, 2020 (3 updates tracked since 2020).

About Jessica Baek Md NPPES

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

JESSICA BAEK MD (NPI 1902434103) is an individual internal medicine provider in Buffalo, New York, licensed in Florida (ME164391) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Hca Florida Jfk Hospital, and maintains a secondary practice location in Atlantis.

NPPES Registry Identity

NPI1902434103
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameJESSICA BAEKCredential: MD
Location Address100 HIGH STBuffalo, NY 14203-1126
Mailing Address462 Grider StBuffalo, NY 14215-3021
Phone(716) 859-5600
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateApril 1, 2020
Last NPPES UpdateNovember 3, 20253 updates tracked since enumeration
NPPES CertifiedNovember 3, 2025
✔ NPI 1902434103 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in FL · ME164391
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
100 HIGH ST, Buffalo, NY 14203
Open in Google Maps ↗

Secondary Practice Location 1

Location 15301 S Congress AveAtlantis, FL 33462-1149 · Phone (877) 832-2652

Other Identifiers 1

Medicaid125536700FL

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

Jessica Baek Md 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 ID5698197697
PECOS Enrollment IDI20240902000013
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.

Hospital Affiliations CMS Care Compare

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

Hca Florida Jfk Hospital

Acute Care Hospitals · Atlantis, FL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number100080
Location5301 S Congress AveAtlantis, FL 33462 · Palm Beach County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14203 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.

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.

MS. DENISE MARIE DONAHUE NURSE PRACTITIONER
Nurse Practitioner
100 HIGH ST
BUFFALO, NY 14203
Erie County (716) 859-5600
GENERAL PHYSICIAN SUB II PLLC
Specialist
100 HIGH ST, RM C421
BUFFALO, NY 14203
Erie County (716) 859-7607
DR. MATTHEW KYLE MOSER MD
Student in an Organized Health Care Education/Training Program
100 HIGH ST
BUFFALO, NY 14203
Erie County (716) 218-1000
MIAN MOHAMMAD HAMMAS MD
Hospitalist
100 HIGH ST
BUFFALO, NY 14203
Erie County (716) 859-5600
DR. GUY SHEMESH DUNETZ MD
Student in an Organized Health Care Education/Training Program
100 HIGH ST
BUFFALO, NY 14203
Erie County (716) 859-5600
JILL FRASCO DO
Student in an Organized Health Care Education/Training Program
100 HIGH ST
BUFFALO, NY 14203
Erie County (716) 859-5600
THOMAS WILLIAM JORDAN D.O.
Emergency Medicine
100 HIGH ST
BUFFALO, NY 14203
Erie County (716) 859-1993
KIM HUBER
Registered Nurse (Registered Nurse First Assistant)
100 HIGH ST
BUFFALO, NY 14203
Erie County (716) 859-2741

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 Jessica Baek's NPI number?

The NPI number for Jessica Baek is 1902434103. It was assigned to this individual provider in the NPPES registry on April 1, 2020.

Where is Jessica Baek located?

Jessica Baek practices at 100 High St, Buffalo, NY 14203. The listed phone number is (716) 859-5600.

What is Jessica Baek's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Jessica Baek enrolled in Medicare?

Yes. Jessica Baek 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 Jessica Baek affiliated with any hospitals?

According to CMS data, Jessica Baek is affiliated with Hca Florida Jfk Hospital.

When was this NPI record last updated?

The NPPES record for Jessica Baek was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.