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ALEXANDER A LEMMER M.D.
NPI 1104168681
Internal Medicine - Transplant Hepatology in Atlanta, GA

Active since March 21, 2013PECOS EnrolledAccepts Medicare Assignment
98.5/100
CMS Quality Rating
1968 PEACHTREE RD NW BLDG 77, 5TH FLR, ATLANTA, GA 30309(404) 605-4600 Get Directions Write a Review

NPPES record last updated: July 24, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 24, 2020, Feb 10, 2016 (2 updates tracked since 2016).

About Alexander A Lemmer M.d. NPPES

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

ALEXANDER A LEMMER M.D. (NPI 1104168681) is an individual transplant hepatology provider in Atlanta, Georgia, licensed in Georgia (84644) and active in the NPI registry since March 2013. He is enrolled in Medicare PECOS, is affiliated with Piedmont Augusta Hospital, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1104168681
Entity TypeIndividualMale
Primary Taxonomy207RT0003X
Provider Legal NameALEXANDER A LEMMERCredential: M.D.
Location Address1968 PEACHTREE RD NW BLDG 77, 5TH FLRAtlanta, GA 30309-1281
Mailing Address201 E Huron, Galter 3-150Chicago, IL 60611 · (540) 312-6116
Phone(404) 605-4600
Sole ProprietorNo
Medical School CMSUniversity Of Virginia School Of MedicineGraduated 2013
Enumeration DateMarch 21, 2013
Last NPPES UpdateJuly 24, 20202 updates tracked since enumeration
NPPES CertifiedJuly 24, 2020
✔ NPI 1104168681 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Transplant HepatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RT0003X
License✔ Licensed in GA · 84644
Definition
An internist with special knowledge and the skill required of a gastroenterologist to care for patients prior to and following hepatic transplantation that spans all phases of liver transplantation. Selection of appropriate recipients requires assessment by a team having experience in evaluating the severity and prognosis of patients with liver disease.
Also ListedInternal MedicineTaxonomy 207R00000X · License 036.139115 (IL), 84644 (GA)
Also ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X · License 84644 (GA)
Also ListedInternal Medicine · HepatologyTaxonomy 207RI0008X · License 84644 (GA)
1968 PEACHTREE RD NW BLDG 77, 5TH FLR, Atlanta, GA 30309
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Secondary Practice Location 1

Location 1420 E Superior St, Rubloff Building, 12th floorChicago, IL 60611-4494 · Phone (540) 312-6116

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Ambetter from Absolute Total Care, Ambetter Health 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

Alexander A Lemmer 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 ID6406150481
PECOS Enrollment IDI20200710000836
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.

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.
128 services82 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.
120 services36 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 services29 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
30 services30 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
29 services27 patients
Measurement of liver stiffness 91200
Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.
22 services22 patients

Hospital Affiliations CMS Care Compare 5

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

Piedmont Augusta Hospital

Acute Care Hospitals · Augusta, GA
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110028
Location1350 Walton WayAugusta, GA 30901 · Richmond 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

Coliseum Medical Centers, LLC, Dba

Acute Care Hospitals · Macon, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110164
Location350 Hospital DriveMacon, GA 31217 · Bibb 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

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.

98.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability98
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 9

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

Cyclosporine, oral, 100 mg J7502
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier12 claims720 services$1.58 avg. paid by Medicare
Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
13 suppliers98 claims14,550 services$0.29 avg. paid by Medicare
Prednisone, immediate release or delayed release, oral, 1 mg J7512
Treatment-Treatment - Miscellaneous · category RX029N
4 suppliers18 claims2,730 services$0.01 avg. paid by Medicare
Cyclosporine, oral, 25 mg J7515
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers15 claims4,290 services$0.57 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
9 suppliers57 claims6,240 services$0.18 avg. paid by Medicare
Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers36 claims2,160 services$0.90 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Alexander Lemmer's NPI number?

The NPI number for Alexander Lemmer is 1104168681. It was assigned to this individual provider in the NPPES registry on March 21, 2013.

Where is Alexander Lemmer located?

Alexander Lemmer practices at 1968 Peachtree Rd NW Bldg 77, 5th Flr, Atlanta, GA 30309. The listed phone number is (404) 605-4600.

What is Alexander Lemmer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Transplant Hepatology, with taxonomy code 207RT0003X.

Is Alexander Lemmer enrolled in Medicare?

Yes. Alexander Lemmer 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 Alexander Lemmer accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama and Ambetter of North Carolina and 1 other insurer list Alexander Lemmer 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 Alexander Lemmer affiliated with any hospitals?

According to CMS data, Alexander Lemmer is affiliated with Piedmont Augusta Hospital, Piedmont Hospital, Coliseum Medical Centers, LLC, Dba, Piedmont Fayette Hospital and Piedmont Newnan Hospital, Inc.

When was this NPI record last updated?

The NPPES record for Alexander Lemmer was last updated on July 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.