Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DIANE G NICOLAY PA-C
NPI 1508847757
Physician Assistant in Cleveland, OH

Active since November 07, 2005PECOS Enrolled
18101 LORAIN AVE, CLEVELAND, OH 44111(216) 476-7000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Diane G Nicolay Pa-c NPPES

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

DIANE G NICOLAY PA-C (NPI 1508847757) is an individual physician assistant in Cleveland, Ohio, licensed in Ohio (50-001112) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1508847757
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameDIANE G NICOLAYCredential: PA-C
Location Address18101 LORAIN AVECleveland, OH 44111-5612
Mailing AddressPo Box 74953Cleveland, OH 44194-1036 · (440) 879-0081 · Fax (440) 879-0084
Sole ProprietorNo
Enumeration DateNovember 7, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1508847757 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in OH · 50-001112
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

18101 LORAIN AVE, Cleveland, OH 44111

Other Identifiers 2

Other000000331802OH · Anthem
OtherP00101175OH · Railroad Medicare

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Diane G Nicolay Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 2

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.
43 services33 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44111 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.

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.

Anesthesiology
18101 LORAIN AVE
CLEVELAND, OH 44111
Anesthesiology
18101 LORAIN AVE
CLEVELAND, OH 44111
Anesthesiology
18101 LORAIN AVE
CLEVELAND, OH 44111
Anesthesiology
18101 LORAIN AVE
CLEVELAND, OH 44111
Anesthesiology
18101 LORAIN AVE
CLEVELAND, OH 44111
Anesthesiology
18101 LORAIN AVE
CLEVELAND, OH 44111
Physician Assistant
18101 LORAIN AVE
CLEVELAND, OH 44111
Physician Assistant
18101 LORAIN AVE
CLEVELAND, OH 44111

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 Diane Nicolay's NPI number?

The NPI number for Diane Nicolay is 1508847757. It was assigned to this individual provider in the NPPES registry on November 7, 2005.

Where is Diane Nicolay located?

Diane Nicolay practices at 18101 Lorain Ave, Cleveland, OH 44111. The listed phone number is (216) 476-7000.

What is Diane Nicolay's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Diane Nicolay enrolled in Medicare?

Yes. Diane Nicolay is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Diane Nicolay was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.