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AARON WILLIAM GROSSMAN M.D., PH.D.
NPI 1104066497
Psychiatry & Neurology - Neurology in Cincinnati, OH

Active since February 25, 2009PECOS EnrolledAccepts Medicare Assignment
78.78/100
CMS Quality Rating
222 PIEDMONT AVE, SUITE 3200, CINCINNATI, OH 45219(513) 475-8730(513) 475-8033 Get Directions Write a Review

NPPES record last updated: November 25, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 25, 2025, Aug 24, 2017 (2 updates tracked since 2017).

About Aaron William Grossman M.d., Ph.d. NPPES

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

AARON WILLIAM GROSSMAN M.D., PH.D. (NPI 1104066497) is an individual neurology provider in Cincinnati, Ohio, licensed in Ohio (35.098551) and active in the NPI registry since February 2009. He is enrolled in Medicare PECOS, is affiliated with Margaret Mary Community Hospital Inc, and maintains a secondary practice location in Edgewood.

NPPES Registry Identity

NPI1104066497
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameAARON WILLIAM GROSSMANCredential: M.D., PH.D.
Location Address222 PIEDMONT AVE, SUITE 3200Cincinnati, OH 45219-4231
Mailing AddressPo Box 636256, Central CredentialingCincinnati, OH 45263-6256 · (513) 585-5504 · Fax (513) 585-5511
Phone(513) 475-8730
Fax(513) 475-8033
Sole ProprietorYes
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2008
Enumeration DateFebruary 25, 2009
Last NPPES UpdateNovember 25, 20252 updates tracked since enumeration
NPPES CertifiedNovember 25, 2025
✔ NPI 1104066497 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
Licenses✔ Licensed in OH · 35.098551✔ Licensed in CA · A 111316
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedPsychiatry & Neurology · Vascular NeurologyTaxonomy 2084V0102X · License 45013 (KY)
222 PIEDMONT AVE, Cincinnati, OH 45219
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Secondary Practice Location 1

Location 11 Medical Village DrEdgewood, KY 41017-3403 · Phone (859) 301-4632 · Fax (859) 301-6907

Accepted Insurance

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

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

Aaron William Grossman M.d., Ph.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 ID6800035536
PECOS Enrollment IDI20131202001012, I20251210000444
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 11

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
62 services51 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.
59 services26 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.
33 services30 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
32 services32 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
23 services11 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.
19 services18 patients

Hospital Affiliations CMS Care Compare 5

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

Margaret Mary Community Hospital Inc

Critical Access Hospitals · Batesville, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number151329
Location321 Mitchell AveBatesville, IN 47006 · Franklin County
Emergency services

St Elizabeth Edgewood

Acute Care Hospitals · Edgewood, KY
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number180035
Location1 Medical Village DriveEdgewood, KY 41017 · Kenton County
Emergency services Birthing friendly

University Of Cincinnati Medical Center, LLC

Acute Care Hospitals · Cincinnati, OH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360003
Location3188 Bellevue AvenueCincinnati, OH 45219 · Hamilton County
Emergency services Birthing friendly

Christ Hospital

Acute Care Hospitals · Cincinnati, OH
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360163
Location2139 Auburn AvenueCincinnati, OH 45219 · Hamilton County
Emergency services Birthing friendly

West Chester Hospital

Acute Care Hospitals · West Chester, OH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360354
Location7700 University DriveWest Chester, OH 45069 · Butler County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45219 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.

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.

78.78/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.42
Promoting Interoperability100
Improvement Activities40
Cost58.86

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.

BERNICE K KLABEN PH.D.-CCC-SLP-BRS-S
Speech-Language Pathologist
222 PIEDMONT AVE
CINCINNATI, OH 45219
Hamilton County (513) 475-8400
BARBARA RUTH CUNNINGHAM RN
Allergy & Immunology (Clinical & Laboratory Immunology)
222 PIEDMONT AVE, SUITE 5200
CINCINNATI, OH 45219
Hamilton County (513) 475-8400
MRS. CHERYL DOREEN HERRLE CNP
Nurse Practitioner (Gerontology)
222 PIEDMONT AVE
CINCINNATI, OH 45219
Hamilton County (513) 475-7400
REBECCA HARDT CNP
Nurse Practitioner (Adult Health)
222 PIEDMONT AVE
CINCINNATI, OH 45219
Hamilton County (513) 475-7505
MRS. RONDA BAUER
Licensed Practical Nurse
222 PIEDMONT AVE, SUITE 5200
CINCINNATI, OH 45219
Hamilton County (513) 475-7363
CARRIE LYNN JENNINGS CNP
Nurse Practitioner (Family)
222 PIEDMONT AVE
CINCINNATI, OH 45219
Hamilton County (513) 475-7505
ALBERTO ESPAY MD
Psychiatry & Neurology (Neurology)
222 PIEDMONT AVE, SUITE 3200
CINCINNATI, OH 45219
Hamilton County (513) 475-8730
GREGORY WAYNE ROUAN M.D.
Internal Medicine
222 PIEDMONT AVE, STE 6000
CINCINNATI, OH 45219
Hamilton County (513) 475-7880

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 Aaron Grossman's NPI number?

The NPI number for Aaron Grossman is 1104066497. It was assigned to this individual provider in the NPPES registry on February 25, 2009.

Where is Aaron Grossman located?

Aaron Grossman practices at 222 Piedmont Ave Suite 3200, Cincinnati, OH 45219. The listed phone number is (513) 475-8730.

What is Aaron Grossman's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Aaron Grossman enrolled in Medicare?

Yes. Aaron Grossman 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.

What insurance does Aaron Grossman accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource, MedMutual, Molina Healthcare and Oscar Health Insurance list Aaron Grossman 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 Aaron Grossman affiliated with any hospitals?

According to CMS data, Aaron Grossman is affiliated with Margaret Mary Community Hospital Inc, St Elizabeth Edgewood, University Of Cincinnati Medical Center, LLC, Christ Hospital and West Chester Hospital.

When was this NPI record last updated?

The NPPES record for Aaron Grossman was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.