WILLIAM I DILLON M.D.
NPI 1013093574
Dermatology in Bowling Green, OH

Q: What is William Dillon's NPI number?

The NPI number for William Dillon is 1013093574. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Q: What is William Dillon's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Q: When was this NPI record last updated?

The NPPES record for William Dillon was last updated on May 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 October 27, 2006PECOS EnrolledAccepts Medicare Assignment

0/100

CMS Quality Rating

1037 CONNEAUT AVE, SUITE 201, BOWLING GREEN, OH 43402(419) 373-6046(419) 352-9048 Get Directions Write a Review

NPPES record last updated: May 28, 2008. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About William I Dillon M.d. NPPES

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

WILLIAM I DILLON M.D. (NPI 1013093574) is an individual dermatology provider in Bowling Green, Ohio, licensed in Ohio (35064057D) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Wood County Hospital, and is a graduate of University Of Michigan Medical School (1988).

NPPES Registry Identity

NPI1013093574

Entity TypeIndividualMale

Primary Taxonomy207N00000X

Provider Legal NameWILLIAM I DILLONCredential: M.D.

Location Address1037 CONNEAUT AVE, SUITE 201Bowling Green, OH 43402-5301

Mailing Address1037 Conneaut Ave, Suite 201Bowling Green, OH 43402-5301 · (419) 373-6046 · Fax (419) 352-9048

Phone(419) 373-6046

Fax(419) 352-9048

Sole ProprietorYes

Medical School CMSUniversity Of Michigan Medical SchoolGraduated 1988

Enumeration DateOctober 27, 2006

Last NPPES UpdateMay 28, 2008

✔ NPI 1013093574 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

License✔ Licensed in OH · 35064057D

Definition

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

1037 CONNEAUT AVE, Bowling Green, OH 43402

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Other Identifiers 6

Medicare PIN0727034OH

Other1013093574OH · Medical Mutual Of Ohio

Other1013093574OH · Frontpath Health Coalition

Other1013093574OH · Health Reach

Medicare UPINF40805OH

Other1013093574OH · Railroad Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, MedMutual, Paramount.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

William I Dillon 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 ID5496731663

PECOS Enrollment IDI20100427000231

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 William Dillon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dillon Dermatology LLC

Same address

Dermatology

1037 CONNEAUT AVE, SUITE 201
Bowling Green, OH 43402

Reassigned Medicare billing, Ohio enrollment

NPI 1538337480 (419) 373-6046

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 28

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.

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

5,675 services793 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.

1,705 services1,065 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

1,305 services894 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.

499 services427 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

356 services304 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

253 services208 patients

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 17311

This procedure involves the careful removal of a growth from the head, neck, hands, or feet. The removed tissue, divided into 1-5 blocks, is then examined under a microscope to study its characteristics and determine the nature of the growth.

183 services145 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

182 services182 patients

Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm 12032

This procedure involves the repair of a wound between 2.6-7.5 cm located on the scalp, underarms, trunk, arms, or legs. The process includes cleaning, debridement (removal of damaged tissue), and suturing (stitching) of the wound to promote healing.

122 services96 patients

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 17312

This procedure involves the careful removal of abnormal growths from the head, neck, hands, or feet. The removed tissues, divided into 1-5 blocks, are then examined under a microscope to identify any irregularities. The process may be carried out in multiple stages for thorough examination.

90 services57 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.

84 services84 patients

Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm 11602

This procedure involves the surgical removal of a cancerous skin growth on the body, arms, or legs. The growth is between 1.1 and 2.0 cm in size. The goal is to eliminate cancer cells and prevent them from spreading to other parts of the body.

82 services66 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.

80 services22 patients

Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm 13132

This procedure involves the complex repair of a wound in areas like the forehead, cheeks, chin, mouth, neck, underarms, hands, or feet. The wound size ranges from 2.6-7.5 cm. The process includes cleaning, removing damaged tissue, and stitching the wound for proper healing.

75 services68 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

50 services46 patients

Punch biopsy, first skin growth 11104

A punch biopsy is a procedure where a small, circular tool is used to remove a sample of skin tissue. This is usually done to test a skin growth for potential issues. You may feel a pinch, but discomfort is minimal. The area heals quickly.

24 services23 patients

Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm 11603

This procedure involves the removal of a cancerous skin growth, between 2.1 and 3.0 cm, from the body, arms, or legs. The area is numbed, then the growth is carefully cut out. The goal is to eliminate all cancer cells while minimizing scarring.

22 services20 patients

Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg) J7308

Aminolevulinic Acid HCL is a medication applied to the skin to treat certain types of skin conditions. It works by making the skin more sensitive to light, which helps to kill abnormal skin cells. The 20% solution is a single dose of 354 mg.

21 services11 patients

Application of light by qualified health care professional to destroy precancer skin growth 96573

This procedure involves a healthcare professional using a special light to target and destroy precancerous skin growths. It's a non-invasive method aimed at preventing the development of skin cancer. The process is safe, performed by trained professionals, and usually quick.

20 services11 patients

Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm 11402

This procedure involves the removal of a noncancerous skin growth on the body, arms, or legs that is between 1.1 and 2.0 cm in size. It's a safe and routine procedure performed by a medical professional to improve your skin health and appearance.

19 services19 patients

Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 7.6-12.5 cm 12034

This procedure involves the repair of a moderate-sized wound (7.6-12.5 cm) on the scalp, underarms, trunk, arms, or legs. It includes cleaning, removing damaged tissue, and stitching the wound to promote healing. Local anesthesia is used for comfort.

18 services18 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

17 services17 patients

Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm 13121

This is a procedure to repair a complex wound on your scalp, arm, or leg that is 2.6-7.5 cm long. It involves cleaning, removing damaged tissue, and stitching the wound to promote healing. It's performed under local or general anesthesia.

16 services15 patients

Complicated or multiple drainage of skin abscess 10061

This procedure involves draining one or more skin abscesses, which are pockets of pus that form due to an infection. The process includes making a small cut on the abscess, removing the pus, and cleaning the area to promote healing and prevent further infection.

14 services13 patients

Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.5 cm or less 12031

This procedure involves the repair of a wound that is located on the scalp, underarms, trunk, arms, or legs and is 2.5 cm or less in size. The repair is intermediate, meaning it's more complex than a simple closure, but not as extensive as a complex repair.

13 services12 patients

Intermediate repair of wound of neck, hands, feet, or genitals, 2.6-7.5 cm 12042

This is a procedure to mend a moderate wound between 2.6-7.5 cm on your neck, hands, or feet. It involves cleaning the wound, removing any damaged tissue, and stitching it back together to promote healing and minimize scarring.

12 services12 patients

Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm 11302

This procedure involves the careful removal of a skin growth on your body, arms, or legs. The growth is between 1.1 and 2.0 cm. A special tool is used to shave off the growth, which is a quick and relatively painless process.

11 services11 patients

Repair of wound of eyelids, nose, ears, or lips by transferring skin, 10.0 sq cm or less 14060

This procedure involves repairing a wound on the eyelids, nose, ears, or lips by moving a small piece of skin (10.0 sq cm or less) from one area to another. The goal is to heal the wound and restore the function and appearance of the affected area.

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.

Wood County Hospital

Acute Care Hospitals · Bowling Green, OH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360029

Location950 West Wooster StreetBowling Green, OH 43402 · Wood County

Emergency services Birthing friendly

Promedica Toledo Hospital

Acute Care Hospitals · Toledo, OH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360068

Location2142 North Cove BoulevardToledo, OH 43606 · Lucas County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 43402 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

$84.72 typical visit price

range $54.34 – $166.65

Typical copayment $21.18 (range $13.58 – $41.66)

Most-billed visit code 99203

Established Patient

$68.07 typical visit price

range $17.10 – $135.40

Typical copayment $17.01 (range $4.27 – $33.85)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

0/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

Improvement Activities

Other Providers at the Same Location NPPES 6

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

MRS. EVAN KELLER MARTIN PA-C

Physician Assistant

1037 CONNEAUT AVE, SUITE 201
BOWLING GREEN, OH 43402

Wood County (419) 373-6046

DCA OF TOLEDO LLC

Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)

1037 CONNEAUT AVE
BOWLING GREEN, OH 43402

Wood County (419) 353-1080

PROMEDICA NORTHWEST OHIO CARDIOLOGY CONSULTANTS, LLC

Internal Medicine (Cardiovascular Disease)

1037 CONNEAUT AVE, SUITE 202
BOWLING GREEN, OH 43402

Wood County (419) 354-0104

ANDREA RAE BARNETTE NP-C

Nurse Practitioner (Family)

1037 CONNEAUT AVE
BOWLING GREEN, OH 43402

Wood County (419) 353-6225

DILLON DERMATOLOGY LLC

Dermatology

1037 CONNEAUT AVE, SUITE 201
BOWLING GREEN, OH 43402

Wood County (419) 373-6046

DAVID WAYNE BELL MD

Family Medicine

1037 CONNEAUT AVE, SUITE 206
BOWLING GREEN, OH 43402

Wood County (419) 353-6225

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 Dillon's NPI number?

The NPI number for William Dillon is 1013093574. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Where is William Dillon located?

William Dillon practices at 1037 Conneaut Ave Suite 201, Bowling Green, OH 43402. The listed phone number is (419) 373-6046.

What is William Dillon's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is William Dillon enrolled in Medicare?

Yes. William Dillon 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 William Dillon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Dillon reassigns Medicare benefits to Dillon Dermatology LLC (Bowling Green, OH). 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 William Dillon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Dillon accept?

Health plans from Anthem Blue Cross and Blue Shield, MedMutual and Paramount list William Dillon 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 William Dillon affiliated with any hospitals?

According to CMS data, William Dillon is affiliated with Wood County Hospital and Promedica Toledo Hospital.

When was this NPI record last updated?

The NPPES record for William Dillon was last updated on May 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.