DR. ROBERT P CHEN MD
NPI 1255335816
Internal Medicine in Saint John, IN

Q: What is Robert Chen's NPI number?

The NPI number for Robert Chen is 1255335816. It was assigned to this individual provider in the NPPES registry on June 10, 2005.

Q: What is Robert Chen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Robert Chen was last updated on May 17, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 June 10, 2005PECOS EnrolledAccepts Medicare Assignment

9660 WICKER AVE, SAINT JOHN, IN 46373(219) 365-1166(219) 226-2212 Get Directions Write a Review

NPPES record last updated: May 17, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. Robert P Chen Md NPPES

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

DR. ROBERT P CHEN MD (NPI 1255335816) is an individual internal medicine provider in Saint John, Indiana, licensed in Indiana (01048722A) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with St Catherine Hospital Inc, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1255335816

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. ROBERT P CHENCredential: MD

Location Address9660 WICKER AVESaint John, IN 46373-9487

Mailing Address9660 Wicker AveSaint John, IN 46373-9487 · (219) 365-1166 · Fax (219) 226-2212

Phone(219) 365-1166

Fax(219) 226-2212

Sole ProprietorNo

Medical School CMSOtherGraduated 1995

Enumeration DateJune 10, 2005

Last NPPES UpdateMay 17, 2016

✔ NPI 1255335816 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in IN · 01048722A

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.

9660 WICKER AVE, Saint John, IN 46373

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Other Identifiers 3

Medicare PIN090450FIN

Medicaid200196410AIN

Medicare UPING83709IN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.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

Dr. Robert P Chen 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 ID2163325523

PECOS Enrollment IDI20040202000132

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 12

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.

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.

863 services512 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

430 services430 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

385 services385 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.

193 services164 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

117 services116 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

105 services105 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.

75 services69 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

56 services56 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

55 services55 patients

Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438

An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.

28 services28 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

21 services20 patients

Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment G0402

An Initial Preventive Physical Examination, also known as a "Welcome to Medicare" visit, is a one-time, face-to-face visit during your first 12 months of Medicare enrollment. It includes a review of your health, as well as education and counseling about preventive services and further screenings.

19 services19 patients

Hospital Affiliations CMS Care Compare 3

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

St Catherine Hospital Inc

Acute Care Hospitals · East Chicago, IN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150008

Location4321 Fir StreetEast Chicago, IN 46312 · Lake County

Emergency services Birthing friendly

St Mary Medical Center Inc

Acute Care Hospitals · Hobart, IN

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150034

Location1500 S Lake Park AveHobart, IN 46342 · Lake County

Emergency services Birthing friendly

Community Hospital

Acute Care Hospitals · Munster, IN

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150125

Location901 Macarthur BlvdMunster, IN 46321 · Lake County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46373 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

$122.49 typical visit price

range $53.07 – $161.76

Typical copayment $30.62 (range $13.26 – $40.44)

Most-billed visit code 99204

Established Patient

$94.22 typical visit price

range $16.93 – $132.22

Typical copayment $23.55 (range $4.23 – $33.05)

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 14

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

29 suppliers142 claims350 services$6.09 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

18 suppliers69 claims76 services$1.04 avg. paid by Medicare

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

5 suppliers15 claims15 services$34.21 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

6 suppliers21 claims21 services$63.43 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

6 suppliers22 claims54 services$26.82 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

6 suppliers15 claims15 services$17.15 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 20

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

MARGARITA VEGA-SUAREZ FNP-C

Nurse Practitioner (Family)

9660 WICKER AVE, 2ND FL
SAINT JOHN, IN 46373

Lake County (219) 703-2417

DR. TASHA M HARRIS MD

Emergency Medicine

9660 WICKER AVE
ST. JOHN, IN 46373

Lake County (219) 365-7620

SAADUDDIN MOHAMMED SIDDIQUI MD

Emergency Medicine

9660 WICKER AVE
SAINT JOHN, IN 46373

Lake County (219) 365-1177

MUNSTER ORTHOPAEDIC INSTITUTE, LLC

Orthopaedic Surgery

9660 WICKER AVE
SAINT JOHN, IN 46373

Lake County (219) 677-4940

MS. ALICIA FOWLER NP-C

Nurse Practitioner (Family)

9660 WICKER AVE
SAINT JOHN, IN 46373

Lake County (219) 365-1177

MUNSTER ORTHOPAEDIC INSTITUTE, LLC

Durable Medical Equipment & Medical Supplies

9660 WICKER AVE
SAINT JOHN, IN 46373

Lake County (219) 836-2225

ALONZO KEVIN MORRISSEY MD

Family Medicine

9660 WICKER AVE
ST JOHN, IN 46373

Lake County (219) 365-1166

MARNE J JUESTEL FNP

Nurse Practitioner

9660 WICKER AVE
SAINT JOHN, IN 46373

Lake County (219) 365-1177

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 Robert Chen's NPI number?

The NPI number for Robert Chen is 1255335816. It was assigned to this individual provider in the NPPES registry on June 10, 2005.

Where is Robert Chen located?

Robert Chen practices at 9660 Wicker Ave, Saint John, IN 46373. The listed phone number is (219) 365-1166.

What is Robert Chen's specialty?

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

Is Robert Chen enrolled in Medicare?

Yes. Robert Chen 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 Robert Chen accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Anthem Blue Cross and Blue Shield list Robert Chen 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 Robert Chen affiliated with any hospitals?

According to CMS data, Robert Chen is affiliated with St Catherine Hospital Inc, St Mary Medical Center Inc and Community Hospital.

When was this NPI record last updated?

The NPPES record for Robert Chen was last updated on May 17, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.