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DEREK CONNER WESTMAN DO
NPI 1982283065
Internal Medicine in Saint Joseph, MI

Active since April 06, 2021PECOS EnrolledAccepts Medicare Assignment
1234 NAPIER AVE, SAINT JOSEPH, MI 49085(269) 982-4941 Get Directions Write a Review

NPPES record last updated: August 2, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 2, 2024, Apr 6, 2021 (2 updates tracked since 2021).

About Derek Conner Westman Do NPPES

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

DEREK CONNER WESTMAN DO (NPI 1982283065) is an individual internal medicine provider in Saint Joseph, Michigan, licensed in Michigan (5101027971) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and maintains a secondary practice location in Niles.

NPPES Registry Identity

NPI1982283065
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDEREK CONNER WESTMANCredential: DO
Location Address1234 NAPIER AVESaint Joseph, MI 49085-2112
Mailing Address3010 S Lakeshore DrSaint Joseph, MI 49085-9281 · (630) 770-5707
Phone(269) 982-4941
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 6, 2021
Last NPPES UpdateAugust 2, 20242 updates tracked since enumeration
NPPES CertifiedAugust 2, 2024
✔ NPI 1982283065 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 MI · 5101027971
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
1234 NAPIER AVE, Saint Joseph, MI 49085
Open in Google Maps ↗

Secondary Practice Location 1

Location 131 N Saint Joseph AveNiles, MI 49120-2207 · Phone (269) 985-4632

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health.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

Derek Conner Westman Do 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 ID5991249070
PECOS Enrollment IDI20240701000180
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.

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.
162 services62 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
49 services49 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
28 services28 patients

Hospital Affiliations CMS Care Compare

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

Lakeland Hospital, St Joseph

Acute Care Hospitals · St Joseph, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230021
Location1234 Napier AvenueSt Joseph, MI 49085 · Berrien County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49085 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

HANY S MESIHA MD
Internal Medicine
1234 NAPIER AVE
SAINT JOSEPH, MI 49085
Berrien County (269) 983-8300
CORY MINIER SCHMIDT MD
Pediatrics
1234 NAPIER AVE
SAINT JOSEPH, MI 49085
Berrien County (269) 985-4632
JORDAN ANDERSON
Occupational Therapist
1234 NAPIER AVE
SAINT JOSEPH, MI 49085
Berrien County (269) 983-8332
DR. KAREN J DYER M.D.
Pediatrics
1234 NAPIER AVE
SAINT JOSEPH, MI 49085
Berrien County (269) 985-4632
MR. NATHAN JOHN JORDAN MD
Radiology (Diagnostic Radiology)
1234 NAPIER AVE
ST JOSEPH, MI 49085
Berrien County (269) 983-8300
DR. JAMES G. SISAMIS MD
Anesthesiology
1234 NAPIER AVE
SAINT JOSEPH, MI 49085
Berrien County (269) 428-0118
DR. DIEGO P BETITA MD
Anesthesiology
1234 NAPIER AVE
SAINT JOSEPH, MI 49085
Berrien County (269) 428-0118
DR. JESSICA LYNN HAMILL SCHINDLER D.O.
Emergency Medicine
1234 NAPIER AVE, LAKELAND REGIONAL MEDICAL CENTER
SAINT JOSEPH, MI 49085
Berrien County (269) 982-4941

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 Derek Westman's NPI number?

The NPI number for Derek Westman is 1982283065. It was assigned to this individual provider in the NPPES registry on April 6, 2021.

Where is Derek Westman located?

Derek Westman practices at 1234 Napier Ave, Saint Joseph, MI 49085. The listed phone number is (269) 982-4941.

What is Derek Westman's specialty?

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

Is Derek Westman enrolled in Medicare?

Yes. Derek Westman 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 Derek Westman accept?

Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Derek Westman 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 Derek Westman affiliated with any hospitals?

According to CMS data, Derek Westman is affiliated with Lakeland Hospital, St Joseph.

When was this NPI record last updated?

The NPPES record for Derek Westman was last updated on August 2, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.