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KEITH IAN LENCHNER MD
NPI 1669421491
Allergy & Immunology in Atlanta, GA

Active since May 09, 2006PECOS EnrolledAccepts Medicare Assignment
2045 PEACHTREE RD NE STE 800, ATLANTA, GA 30309(770) 953-3331(404) 351-5711 Get Directions Write a Review

NPPES record last updated: November 12, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 12, 2020, Feb 26, 2020 (2 updates tracked since 2020).

About Keith Ian Lenchner Md NPPES

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

KEITH IAN LENCHNER MD (NPI 1669421491) is an individual allergy & immunology provider in Atlanta, Georgia, licensed in Georgia (54234) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Piedmont Hospital, and maintains a secondary practice location in Stockbridge.

NPPES Registry Identity

NPI1669421491
Entity TypeIndividualMale
Primary Taxonomy207K00000X
Provider Legal NameKEITH IAN LENCHNERCredential: MD
Location Address2045 PEACHTREE RD NE STE 800Atlanta, GA 30309-1412
Mailing Address8200 Roberts Dr Ste 450Sandy Springs, GA 30350-4115 · (770) 952-8612 · Fax (678) 803-6944
Phone(770) 953-3331
Fax(404) 351-5711
Sole ProprietorNo
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 1995
Enumeration DateMay 9, 2006
Last NPPES UpdateNovember 12, 20202 updates tracked since enumeration
NPPES CertifiedNovember 12, 2020
✔ NPI 1669421491 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in GA · 54234
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
2045 PEACHTREE RD NE STE 800, Atlanta, GA 30309
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Secondary Practice Location 1

Location 1830 Eagles Landing Pkwy Ste 203Stockbridge, GA 30281-7366 · Phone (770) 953-3331 · Fax (770) 506-4664

Other Identifiers 1

Medicaid591507638GA

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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Keith Ian Lenchner Md 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 ID1456331446
PECOS Enrollment IDI20040721000712
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 Keith Lenchner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Atlanta Allergy & Asthma Clinic PA
0.1 mi
Allergy & Immunology
2045 PEACHTREE RD NE STE 800
Atlanta, GA 30309
  • Reassigned Medicare billing, Georgia enrollment
  • 45 clinicians in this Medicare group
NPI 1598796195 (709) 533-3331

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 8

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.

Test for allergy using allergenic extract 95004
An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.
1,912 services34 patients
Professional service for multiple injections of allergen 95117
The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.
503 services46 patients
Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 96401
This procedure involves giving anti-cancer drugs, which don't contain hormones, into the muscle or under the skin. These drugs help to stop the growth of cancer cells. The process is usually quick and done by a healthcare professional.
174 services12 patients
Professional service for single injection of allergen 95115
A single allergen injection is a procedure where a small amount of a specific allergen is injected into your body. This is done to test your body's reaction to the allergen or to help your immune system become less sensitive to it, reducing allergic symptoms.
115 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.
105 services80 patients
Test to measure expiratory airflow and volume 94010
This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.
59 services48 patients

Hospital Affiliations CMS Care Compare 2

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

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

Northside Hospital

Acute Care Hospitals · Atlanta, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110161
Location1000 Johnson Ferry Road, NEAtlanta, GA 30342 · Fulton County
Birthing friendly

Referred Medical Equipment & Supplies CMS DME claims 6

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

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221
DME-Other DME · category DE017N
1 supplier12 claims24 services$16.82 avg. paid by Medicare
Injection, immune globulin (cuvitru), 100 mg J1555
Treatment-Injections and Infusions (nononcologic) · category RI008N
1 supplier12 claims4,800 services$11.70 avg. paid by Medicare
Injection, immune globulin, (gammagard liquid), non-lyophilized, (e.g., liquid), 500 mg J1569
Treatment-Injections and Infusions (nononcologic) · category RI008N
1 supplier11 claims770 services$35.51 avg. paid by Medicare
Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613
DME-Drugs Administered Through DME · category DG006N
3 suppliers17 claims2,824 services$0.03 avg. paid by Medicare
Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each K0552
DME-Other DME · category DE000N
1 supplier12 claims48 services$2.17 avg. paid by Medicare
Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513
DME-Other DME · category DE000N
3 suppliers17 claims17 services$21.70 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 2

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

GABRIELLA JUSTINE ROBERTS PA
Physician Assistant
2045 PEACHTREE RD NE STE 800
ATLANTA, GA 30309
Fulton County (404) 351-5711
ATLANTA ALLERGY & ASTHMA CLINIC PA
Allergy & Immunology
2045 PEACHTREE RD NE STE 800
ATLANTA, GA 30309
Fulton County (709) 533-3331

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 Keith Lenchner's NPI number?

The NPI number for Keith Lenchner is 1669421491. It was assigned to this individual provider in the NPPES registry on May 9, 2006.

Where is Keith Lenchner located?

Keith Lenchner practices at 2045 Peachtree Rd NE Ste 800, Atlanta, GA 30309. The listed phone number is (770) 953-3331.

What is Keith Lenchner's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Keith Lenchner enrolled in Medicare?

Yes. Keith Lenchner 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 Keith Lenchner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Keith Lenchner reassigns Medicare benefits to Atlanta Allergy & Asthma Clinic PA (Atlanta, GA). 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 Keith Lenchner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Keith Lenchner accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama and Ambetter of North Carolina and 2 other insurers list Keith Lenchner 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 Keith Lenchner affiliated with any hospitals?

According to CMS data, Keith Lenchner is affiliated with Piedmont Hospital and Northside Hospital.

When was this NPI record last updated?

The NPPES record for Keith Lenchner was last updated on November 12, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.