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BENJAMIN MADDOCK M.D.
NPI 1679004204
Pediatrics in Howell, MI

Active since March 24, 2017PECOS EnrolledAccepts Medicare Assignment
3399 E GRAND RIVER AVE, HOWELL, MI 48843(734) 539-5080 Get Directions Write a Review

NPPES record last updated: June 7, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 7, 2021, Jun 16, 2020, Mar 24, 2017 (3 updates tracked since 2017).

About Benjamin Maddock M.d. NPPES

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

BENJAMIN MADDOCK M.D. (NPI 1679004204) is an individual pediatrics provider in Howell, Michigan, licensed in Michigan (4301504624) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS and is a graduate of University Of Rochester School Of Medicine And Dentistry (2017).

NPPES Registry Identity

NPI1679004204
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameBENJAMIN MADDOCKCredential: M.D.
Location Address3399 E GRAND RIVER AVEHowell, MI 48843-7555
Mailing Address3621 S State StAnn Arbor, MI 48108-1633
Phone(734) 539-5080
Sole ProprietorNo
Medical School CMSUniversity Of Rochester School Of Medicine And DentistryGraduated 2017
Enumeration DateMarch 24, 2017
Last NPPES UpdateJune 7, 20213 updates tracked since enumeration
NPPES CertifiedJune 7, 2021
✔ NPI 1679004204 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MI · 4301504624
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
3399 E GRAND RIVER AVE, Howell, MI 48843
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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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Benjamin Maddock 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 ID2264832336
PECOS Enrollment IDI20210610001671
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 Reassignment

Medicare enrollment records show Benjamin Maddock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of Michigan
5.3 mi
Cardiovascular Disease
7500 CHALLIS RD
Brighton, MI 48116
  • Reassigned Medicare billing, Michigan enrollment
  • 2,377 clinicians in this Medicare group
NPI 1053343418 (810) 263-4000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48843 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
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
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 17

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

VANESSA DEIDRE ZVOSEC
Behavior Technician
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (517) 518-8637
LAUREN MARIE REED MD
Pediatrics
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (734) 539-5080
HANNAH JOY-SIMMONS KANBACH MD
Pediatrics
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (734) 539-5080
EVANKA ANNYAPU
Student in an Organized Health Care Education/Training Program
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (734) 539-5080
COREY BEDRA RN
Registered Nurse
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (517) 552-3700
ANDREW ROGER COOK PHD
Psychologist (Clinical Child & Adolescent)
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (517) 548-1020
KRISTEN ELIZABETH UNSICKER MD
Pediatrics
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (734) 539-5080
LUCIANA DANIELA GARLISI TORALES MD
Student in an Organized Health Care Education/Training Program
3399 E GRAND RIVER AVE
HOWELL, MI 48843
Livingston County (734) 539-5080

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 Benjamin Maddock's NPI number?

The NPI number for Benjamin Maddock is 1679004204. It was assigned to this individual provider in the NPPES registry on March 24, 2017.

Where is Benjamin Maddock located?

Benjamin Maddock practices at 3399 E Grand River Ave, Howell, MI 48843. The listed phone number is (734) 539-5080.

What is Benjamin Maddock's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Benjamin Maddock enrolled in Medicare?

Yes. Benjamin Maddock 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 organization bills Medicare for Benjamin Maddock's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Benjamin Maddock reassigns Medicare benefits to Regents Of The University Of Michigan (Brighton, MI). The 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 Benjamin Maddock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Benjamin Maddock accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Benjamin Maddock 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.

When was this NPI record last updated?

The NPPES record for Benjamin Maddock was last updated on June 7, 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.