DR. AARON GERALD MAMMOSER M.D., M.S.
NPI 1164549895
Psychiatry & Neurology - Neurology in Atlanta, GA

Active since March 26, 2007PECOS EnrolledAccepts Medicare Assignment
88.05/100
CMS Quality Rating
2001 PEACHTREE RD NE STE 645, ATLANTA, GA 30309(404) 605-2050 Get Directions Write a Review

NPPES record last updated: March 27, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Aaron Gerald Mammoser M.d., M.s. NPPES

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

DR. AARON GERALD MAMMOSER M.D., M.S. (NPI 1164549895) is an individual neurology provider in Atlanta, Georgia, licensed in Georgia (94420) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS, is affiliated with Piedmont Newton Hospital, and maintains a secondary practice location in Ann Arbor.

NPPES Registry Identity

NPI1164549895
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. AARON GERALD MAMMOSERCredential: M.D., M.S.
Location Address2001 PEACHTREE RD NE STE 645Atlanta, GA 30309-1476
Mailing Address3621 S State St, 700 Kms PlaceAnn Arbor, MI 48108 · (734) 936-2047
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateMarch 26, 2007
Last NPPES UpdateMarch 27, 2023
NPPES CertifiedMarch 27, 2023
NPI 1164549895 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
Licenses Licensed in GA · 94420 Licensed in MI · 4301085782
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.
2001 PEACHTREE RD NE STE 645, Atlanta, GA 30309

Secondary Practice Location 1

Location 11500 E. Medical Center Dr., 1st floor Cancer Center Recp GAnn Arbor, MI 48109-5920 · Phone (734) 936-9020

Accepted 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

Dr. Aaron Gerald Mammoser M.d., M.s. 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 ID1557539012
PECOS Enrollment IDI20230306000058
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 7

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 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.
129 services35 patients
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.
123 services28 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.
118 services38 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.
59 services25 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.
54 services26 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
29 services21 patients

Hospital Affiliations CMS Care Compare 4

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

Piedmont Newton Hospital

Acute Care Hospitals · Covington, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110018
Location5126 Hospital Drive NECovington, GA 30014 · Newton County
Emergency services Birthing friendly

Piedmont Hospital

Acute Care Hospitals · Atlanta, GA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110083
Location1968 Peachtree Rd NWAtlanta, GA 30309 · Fulton County
Emergency services Birthing friendly

Piedmont Fayette Hospital

Acute Care Hospitals · Fayetteville, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110215
Location1255 Highway 54 WestFayetteville, GA 30214 · Fayette County
Emergency services Birthing friendly

Piedmont Newnan Hospital, Inc

Acute Care Hospitals · Newnan, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110229
Location745 Poplar RoadNewnan, GA 30265 · Coweta County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30309 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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.

88.05/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality74.6
Promoting Interoperability100
Improvement Activities40
Cost58.23

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Temozolomide, oral, 5 mg J8700
Treatment-Treatment - Miscellaneous · category RX000N
1 supplier11 claims2,759 services$0.39 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
1 supplier11 claims16 services$12.66 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 7

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

Physician Assistant
2001 PEACHTREE RD NE STE 645
ATLANTA, GA 30309
Neurological Surgery
2001 PEACHTREE RD NE STE 645
ATLANTA, GA 30309
Physician Assistant (Surgical)
2001 PEACHTREE RD NE STE 645
ATLANTA, GA 30309
Physician Assistant
2001 PEACHTREE RD NE STE 645
ATLANTA, GA 30309
Neurological Surgery
2001 PEACHTREE RD NE STE 645
ATLANTA, GA 30309
Physician Assistant
2001 PEACHTREE RD NE STE 645
ATLANTA, GA 30309
Neurological Surgery
2001 PEACHTREE RD NE STE 645
ATLANTA, GA 30309

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 Mammoser's NPI number?

The NPI number for Aaron Mammoser is 1164549895. It was assigned to this individual provider in the NPPES registry on March 26, 2007.

Where is Aaron Mammoser located?

Aaron Mammoser practices at 2001 Peachtree Rd NE Ste 645, Atlanta, GA 30309. The listed phone number is (404) 605-2050.

What is Aaron Mammoser's specialty?

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

Is Aaron Mammoser enrolled in Medicare?

Yes. Aaron Mammoser 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 Mammoser accept?

Health plans from Alliant Health Plans, Inc. list Aaron Mammoser 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 Mammoser affiliated with any hospitals?

According to CMS data, Aaron Mammoser is affiliated with Piedmont Newton Hospital, Piedmont Hospital, Piedmont Fayette Hospital and Piedmont Newnan Hospital, Inc.

When was this NPI record last updated?

The NPPES record for Aaron Mammoser was last updated on March 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.