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DR. JIN BYUNG BYUNG CHAE M.D.
NPI 1477713121
Internal Medicine in Boston, MA

Active since June 16, 2008PECOS EnrolledAccepts Medicare Assignment
70 FULTON ST, BOSTON, MA 02109(617) 876-4344 Get Directions Write a Review

NPPES record last updated: January 19, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Jin Byung Byung Chae M.d. NPPES

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

DR. JIN BYUNG BYUNG CHAE M.D. (NPI 1477713121) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (235359) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with Mount Auburn Hospital, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1477713121
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JIN BYUNG BYUNG CHAECredential: M.D.
Location Address70 FULTON STBoston, MA 02109-1402
Mailing Address19 Hancock StLexington, MA 02420-3443 · (781) 879-9917
Phone(617) 876-4344
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateJune 16, 2008
Last NPPES UpdateJanuary 19, 2021
NPPES CertifiedJanuary 19, 2021
✔ NPI 1477713121 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 235359
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.
70 FULTON ST, Boston, MA 02109
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jin Byung Byung Chae 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 ID4688735483
PECOS Enrollment IDI20081212000022
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Jin Byung Chae reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Chae Internal Medicine LLC
Same address
Internal Medicine
70 FULTON ST
Boston, MA 02109
  • Reassigned Medicare billing, Massachusetts enrollment
NPI 1679185722 (617) 876-4344
The General Hospital Corporation
0.8 mi
General Acute Care Hospital
55 FRUIT ST, BULFINCH 360
Boston, MA 02114
  • Reassigned Medicare billing, Massachusetts enrollment
  • 6,234 clinicians in this Medicare group
NPI 1023049236 (617) 726-2000
Massachusetts General Physicians Organization Inc
0.8 mi
Dermatology
55 FRUIT ST, BUL 2
Boston, MA 02114
  • Reassigned Medicare billing, Massachusetts enrollment
  • 6,360 clinicians in this Medicare group
NPI 1801874573 (617) 724-0287
Sound Physicians Of Massachusetts, Inc
15 mi
Internal Medicine
150 YORK ST
Stoughton, MA 02072
  • Reassigned Medicare billing, Massachusetts enrollment
  • 337 clinicians in this Medicare group
NPI 1245784446 (781) 344-0600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

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 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.
1,080 services182 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.
315 services36 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.
212 services89 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.
204 services173 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
183 services60 patients
Nursing facility discharge management, more than 30 minutes 99316
Nursing facility discharge management over 30 minutes is a comprehensive process where a healthcare team prepares you for leaving the facility. It involves creating a tailored plan, coordinating care, and ensuring a smooth transition to your next care setting.
47 services45 patients

Hospital Affiliations CMS Care Compare 4

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

Mount Auburn Hospital

Acute Care Hospitals · Cambridge, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220002
Location330 Mount Auburn StreetCambridge, MA 02138 · Middlesex County
Emergency services Birthing friendly

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Beth Israel Deaconess Medical Center

Acute Care Hospitals · Boston, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220086
Location330 Brookline AvenueBoston, MA 02215 · Suffolk County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02109 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

Referred Medical Equipment & Supplies CMS DME claims 7

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

Tracheostomy, inner cannula A4623
DME-Orthotic Devices · category DF000N
1 supplier20 claims600 services$6.32 avg. paid by Medicare
Tracheostomy care kit for established tracheostomy A4629
DME-Orthotic Devices · category DF000N
1 supplier32 claims960 services$4.34 avg. paid by Medicare
Tracheostomy tube collar/holder, each A7526
DME-Orthotic Devices · category DF000N
1 supplier32 claims266 services$3.27 avg. paid by Medicare
Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
2 suppliers11 claims165 services$4.29 avg. paid by Medicare
Respiratory suction pump, home model, portable or stationary, electric E0600
DME-Other DME · category DE000N
3 suppliers15 claims15 services$28.61 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier20 claims20 services$12.67 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 14

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

TERRENCE ADAMS OMALLEY MD
Internal Medicine
70 FULTON ST
BOSTON, MA 02109
Suffolk County (617) 724-4838
JESSICA DINJIAN OTR/L
Occupational Therapist
70 FULTON ST
BOSTON, MA 02109
Suffolk County (617) 726-9724
ANNALISE CARR
Occupational Therapist
70 FULTON ST
BOSTON, MA 02109
Suffolk County (973) 997-7153
KATHLEEN KENNEDY MCCAREY NP
Internal Medicine
70 FULTON ST
BOSTON, MA 02109
Suffolk County (617) 726-9912
KELSEY LANMAN MS OTR/L
Occupational Therapist
70 FULTON ST
BOSTON, MA 02109
Suffolk County (617) 726-9724
FRC, INC
Skilled Nursing Facility
70 FULTON ST
BOSTON, MA 02109
Suffolk County (617) 726-9700
NEB OPERATOR LLC
Skilled Nursing Facility
70 FULTON ST
BOSTON, MA 02109
Suffolk County (617) 726-9700
YALING LAI SHEN PT,DPT,MS
Physical Therapist
70 FULTON ST
BOSTON, MA 02109
Suffolk County (617) 726-9725

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 Jin Byung Chae's NPI number?

The NPI number for Jin Byung Chae is 1477713121. It was assigned to this individual provider in the NPPES registry on June 16, 2008.

Where is Jin Byung Chae located?

Jin Byung Chae practices at 70 Fulton St, Boston, MA 02109. The listed phone number is (617) 876-4344.

What is Jin Byung Chae's specialty?

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

Is Jin Byung Chae enrolled in Medicare?

Yes. Jin Byung Chae 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.

Which organizations bill Medicare for Jin Byung Chae's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jin Byung Chae reassigns Medicare benefits to 4 organizations: Chae Internal Medicine LLC (Boston, MA), The General Hospital Corporation (Boston, MA), Massachusetts General Physicians Organization Inc (Boston, MA) and Sound Physicians Of Massachusetts, Inc (Stoughton, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jin Byung Chae's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Jin Byung Chae affiliated with any hospitals?

According to CMS data, Jin Byung Chae is affiliated with Mount Auburn Hospital, Massachusetts General Hospital, Beth Israel Deaconess Medical Center and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Jin Byung Chae was last updated on January 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.