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DR. WILLIAM ROBERT MILLS M.D.
NPI 1215140587
Internal Medicine in Beachwood, OH

Active since May 07, 2007PECOS EnrolledAccepts Medicare Assignment
3733 PARK EAST DR STE 220, BEACHWOOD, OH 44122(440) 368-6868(855) 453-5010 Get Directions Write a Review

NPPES record last updated: May 13, 2025. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: May 13, 2025, Dec 18, 2018, Apr 23, 2018 (3 updates tracked since 2018).

About Dr. William Robert Mills M.d. NPPES

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

DR. WILLIAM ROBERT MILLS M.D. (NPI 1215140587) is an individual internal medicine provider in Beachwood, Ohio, licensed in Ohio (35083334) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1215140587
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. WILLIAM ROBERT MILLSCredential: M.D.
Location Address3733 PARK EAST DR STE 220Beachwood, OH 44122-4337
Mailing Address3733 Park East Dr Ste 220Beachwood, OH 44122-4337 · (440) 368-6868 · Fax (855) 453-5010
Phone(440) 368-6868
Fax(855) 453-5010
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateMay 7, 2007
Last NPPES UpdateMay 13, 20253 updates tracked since enumeration
NPPES CertifiedMay 13, 2025
✔ NPI 1215140587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in OH · 35083334
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.
3733 PARK EAST DR STE 220, Beachwood, OH 44122
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Other Identifiers 1

Medicaid2835778OH

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. William Robert Mills 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 ID9133295488
PECOS Enrollment IDI20080910000295, I20251008002956
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.

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349
An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.
28 services24 patients
Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a G0179
This procedure involves a doctor or approved practitioner reviewing your health status and re-certifying your need for Medicare-covered home health services. It includes communication with the home health agency and assessment of your health reports, even when you're not physically present.
17 services15 patients
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180
This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44122 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
$126.12 typical visit price
range $54.34 – $166.65
Typical copayment $31.53 (range $13.58 – $41.66)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.10 – $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 2

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

ERIN KAYE MURRAY
Nurse Practitioner (Family)
3733 PARK EAST DR STE 220
BEACHWOOD, OH 44122
Cuyahoga County (800) 807-6555
MILLS MEDICAL PRACTICES, LLC
Clinic/Center (Primary Care)
3733 PARK EAST DR STE 220
BEACHWOOD, OH 44122
Cuyahoga County (800) 807-6555

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 William Mills's NPI number?

The NPI number for William Mills is 1215140587. It was assigned to this individual provider in the NPPES registry on May 7, 2007.

Where is William Mills located?

William Mills practices at 3733 Park East Dr Ste 220, Beachwood, OH 44122. The listed phone number is (440) 368-6868.

What is William Mills's specialty?

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

Is William Mills enrolled in Medicare?

Yes. William Mills 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.

When was this NPI record last updated?

The NPPES record for William Mills was last updated on May 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.