DENNIS J. ANDERSEN M.D.
NPI 1831123249
Orthopaedic Surgery - Hand Surgery in Franklin, WI

Q: What is Dennis Andersen's NPI number?

The NPI number for Dennis Andersen is 1831123249. It was assigned to this individual provider in the NPPES registry on July 10, 2006.

Q: What is Dennis Andersen's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Hand Surgery, with taxonomy code 207XS0106X.

Q: When was this NPI record last updated?

The NPPES record for Dennis Andersen was last updated on July 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since July 10, 2006PECOS EnrolledAccepts Medicare Assignment

9120 W LOOMIS RD, SUITE 100, FRANKLIN, WI 53132(262) 939-9318(608) 756-8617 Get Directions Write a Review

NPPES record last updated: July 21, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dennis J. Andersen M.d. NPPES

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

DENNIS J. ANDERSEN M.D. (NPI 1831123249) is an individual hand surgery provider in Franklin, Wisconsin, licensed in Wisconsin (36661) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and is a graduate of University Of Chicago, Pritzker School Of Medicine (1989).

NPPES Registry Identity

NPI1831123249

Entity TypeIndividualMale

Primary Taxonomy207XS0106X

Provider Legal NameDENNIS J. ANDERSENCredential: M.D.

Location Address9120 W LOOMIS RD, SUITE 100Franklin, WI 53132-9083

Mailing Address3003 W Good Hope RdMilwaukee, WI 53209-2042 · (414) 352-3100

Phone(262) 939-9318

Fax(608) 756-8617

Sole ProprietorNo

Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 1989

Enumeration DateJuly 10, 2006

Last NPPES UpdateJuly 21, 2025

NPPES CertifiedJuly 21, 2025

✔ NPI 1831123249 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Hand SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207XS0106X

License✔ Licensed in WI · 36661

Definition

An orthopaedic surgeon trained in the investigation, preservation and restoration by medical, surgical and rehabilitative means of all structures of the upper extremity directly affecting the form and function of the hand and wrist.

9120 W LOOMIS RD, Franklin, WI 53132

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Other Identifiers 1

Medicaid32151200WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and more.Insurance ›

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

Dennis J. Andersen 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 ID1153424775

PECOS Enrollment IDI20070319000601

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

Medicare enrollment records show Dennis Andersen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Aurora Medical Group, Inc.

6.9 mi

Obstetrics & Gynecology

8905 W LINCOLN AVE, SUITE 515
West Allis, WI 53227

Reassigned Medicare billing, Wisconsin enrollment
4,609 clinicians in this Medicare group

NPI 1457592735 (414) 328-8650

Lakeshore Medical Clinic, LLC

8.3 mi

Family Medicine

2000 E LAYTON AVE STE 100
Saint Francis, WI 53235

Reassigned Medicare billing, Wisconsin enrollment
960 clinicians in this Medicare group

NPI 1003861188 (414) 744-6589

Aurora Advanced Healthcare, Inc.

17 mi

Family Medicine

3003 W GOOD HOPE RD
Milwaukee, WI 53209

Reassigned Medicare billing, Wisconsin enrollment
1,615 clinicians in this Medicare group

NPI 1265629133 (414) 352-3100

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 16

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 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.

136 services99 patients

Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg J0702

This injection contains two medications, betamethasone acetate and betamethasone sodium phosphate. It is used to reduce inflammation and pain. It's given by a healthcare professional, often directly into the area causing discomfort.

97 services51 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

90 services25 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

76 services76 patients

Injection into tendon or ligament 20550

An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.

61 services41 patients

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.

52 services45 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.

49 services22 patients

Release and/or relocation of hand nerve 64721

This procedure involves adjusting or moving a nerve in your hand to alleviate discomfort or improve function. The nerve may be compressed, causing pain or numbness. By releasing or relocating the nerve, these symptoms can be reduced, enhancing hand usage.

26 services25 patients

Aspiration and/or injection of fluid from small joint 20600

This procedure involves inserting a thin needle into a small joint to remove (aspirate) or inject fluid. It can help diagnose conditions, relieve discomfort, or administer medication directly into the joint. It's generally safe with minimal discomfort.

25 services18 patients

Repair of tendon, finger, and/or palm of hand 26145

This procedure involves fixing damaged tendons in your finger or palm. Tendons connect muscles to bones, enabling movement. When injured, they require surgical repair to restore function. You'll be under anesthesia, and a surgeon will make small incisions to access and mend the tendon.

24 services20 patients

Imaging guidance for procedure, 60 minutes or less 76000

Imaging guidance is a procedure where real-time images are used to direct medical tools during a treatment. This technique helps to improve accuracy and safety. The procedure typically lasts 60 minutes or less.

22 services18 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

21 services21 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.

21 services21 patients

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.

20 services20 patients

Aspiration and/or injection of fluid from medium joint 20605

This procedure involves a needle being inserted into a medium-sized joint, such as a knee or shoulder, to remove (aspirate) excess fluid. Sometimes, medication may also be injected into the joint to reduce inflammation and pain.

16 services12 patients

Treatment of 3 or more broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing device 25609

This treatment involves repairing multiple fractures in the lower forearm near the thumb side of the wrist. A device is placed to stabilize the area, promoting proper healing. This procedure helps restore function and minimize discomfort.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Aurora St Lukes Medical Center

Acute Care Hospitals · Milwaukee, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520138

Location2900 W Oklahoma AveMilwaukee, WI 53215 · Milwaukee County

Emergency services Birthing friendly

Aurora Medical Center Kenosha

Acute Care Hospitals · Kenosha, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520189

Location10400 75th StKenosha, WI 53142 · Kenosha County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53132 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

$82.92 typical visit price

range $53.90 – $163.24

Typical copayment $20.73 (range $13.47 – $40.81)

Most-billed visit code 99203

Established Patient

$67.37 typical visit price

range $17.40 – $133.76

Typical copayment $16.84 (range $4.35 – $33.44)

Most-billed visit code 99213

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 9

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

AURORA ADVANCED HEALTHCARE, INC.

Durable Medical Equipment & Medical Supplies

9120 W LOOMIS RD, SUITE 100
FRANKLIN, WI 53132

Milwaukee County (414) 858-1740

JOHANNA PIPIA

Occupational Therapist

9120 W LOOMIS RD
FRANKLIN, WI 53132

Milwaukee County (414) 858-1740

MRS. HEIDI LEE NEWTON OCCUPATIONAL THERAPI

Occupational Therapist

9120 W LOOMIS RD
FRANKLIN, WI 53132

Milwaukee County (414) 858-1740

JOSHUA L. HOWARD MSPT

Physical Therapist

9120 W LOOMIS RD, SUITE 200
FRANKLIN, WI 53132

Milwaukee County (414) 448-4100

MS. ANGELA M KOCHANIK-PIRELLI APNP

Nurse Practitioner

9120 W LOOMIS RD
FRANKLIN, WI 53132

Milwaukee County (414) 858-1740

TODD T. BARNHARDT M.D.

Orthopaedic Surgery

9120 W LOOMIS RD, SUITE 100
FRANKLIN, WI 53132

Milwaukee County (262) 939-9318

LLOYD MUNSON OT

Occupational Therapist

9120 W LOOMIS RD
FRANKLIN, WI 53132

Milwaukee County (414) 858-1740

MRS. MARGARET ELIZABETH DIMICELI MS/OTR

Occupational Therapist

9120 W LOOMIS RD, SUITE 100
FRANKLIN, WI 53132

Milwaukee County (414) 858-1740

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 Dennis Andersen's NPI number?

The NPI number for Dennis Andersen is 1831123249. It was assigned to this individual provider in the NPPES registry on July 10, 2006.

Where is Dennis Andersen located?

Dennis Andersen practices at 9120 W Loomis Rd Suite 100, Franklin, WI 53132. The listed phone number is (262) 939-9318.

What is Dennis Andersen's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Hand Surgery, with taxonomy code 207XS0106X.

Is Dennis Andersen enrolled in Medicare?

Yes. Dennis Andersen 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 Dennis Andersen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dennis Andersen reassigns Medicare benefits to 3 organizations: Aurora Medical Group, Inc. (West Allis, WI), Lakeshore Medical Clinic, LLC (Saint Francis, WI) and Aurora Advanced Healthcare, Inc. (Milwaukee, WI). 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 Dennis Andersen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dennis Andersen accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Dennis Andersen 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 Dennis Andersen affiliated with any hospitals?

According to CMS data, Dennis Andersen is affiliated with Aurora St Lukes Medical Center and Aurora Medical Center Kenosha.

When was this NPI record last updated?

The NPPES record for Dennis Andersen was last updated on July 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.