NPPES file of Aug 9, 2026

Atticus Lum, PA-C

Medical Physician Assistant · Chattanooga, TN

Atticus Lum, PA-C is a medical physician assistant with a practice address in Chattanooga, Tennessee, and NPI 1194386383, issued on Jun 27, 2019. Check the license (Tennessee 5611, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194386383
Name
Atticus Lum
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
5611 TN
Self-reported in NPPES; status is on the state search
Practice location
975 E 3RD St, Chattanooga, TN 37403
Phone
(423) 778-5910
Enumerated
Jun 27, 2019
Record last updated
Oct 23, 2024
Medicare enrollment
Enrolled (PECOS I20231004002588); accepts Medicare assignment
Medical or professional school
Wake Forest University School Of Medicine, 2019
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 975 E 3RD St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Edwin Abraham, MDAnesthesiology Physician1346469673
  2. Ndurache Adaba, CRNACertified Registered Nurse Anesthetist1669858056
  3. Jonathan AdamsRegistered Nurse1093525669
  4. Kimberly Adkins, PAPhysician Assistant1972600393
  5. Anthony Aird, M.D.Internal Medicine Physician1457513517
  6. Sachin Amin, M.D.Hospitalist Physician1154766764

Verify Atticus Lum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 5611
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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46% fewer Medicare Part D claims than the average medical physician assistant in 2024

618 Medicare Part D claims for 227 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 27 claims were for opioids.

  1. Atticus Lum618
  2. Specialty average1,148

Most prescribed

  1. Testosterone Cypionate120 claims
  2. Anastrozole99 claims
  3. Gemtesa56 claims
  4. Tamsulosin Hcl51 claims
  5. Cabergoline38 claims
  6. Myrbetriq34 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 94.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $214.92

4 payments; by number, the most common kind was food and beverage; the largest payer was Endo Pharmaceuticals Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Atticus Lum$214.92
  2. Specialty average$1,055.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Erlanger HealthSignal Mountain, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Atticus Lum among 616 medical physician assistant records in Tennessee

Atticus Lum, PA-C is one of 616 medical physician assistant records with a practice address in Tennessee. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 71% of them.

  • NPI issued2019 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2019 · median 2015 among the 369 with a school on file
  • Record last updated2024 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Tennessee

There are 616 medical physician assistant records in Tennessee.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Kaylee Christensen, MMS, PA-CChattanooga, TN 374031134604226
  2. Jennifer Eaves, PAChattanooga, TN 374031356676340
  3. Scot Hill, PAChattanooga, TN 374031003849951
  4. Adam Humphrey, PA-CChattanooga, TN 374031326328303
  5. Meredith McDaniel, PA-CChattanooga, TN 374031871064113
  6. Stacy McKinney, PA-CChattanooga, TN 374031588861421
  7. Erin Neely, PA-CChattanooga, TN 374031134513484
  8. Katherine Thompson, PAChattanooga, TN 374031700395266

Common questions

What is Atticus Lum, PA-C's NPI number?

Atticus Lum, PA-C's National Provider Identifier (NPI) is 1194386383, issued on Jun 27, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Atticus Lum, PA-C located?

The NPPES record lists a practice address at 975 E 3RD St, Chattanooga, TN, 37403. Phone: (423) 778-5910. Providers update this record themselves, so call before visiting.

How can I verify Atticus Lum, PA-C's license?

NPPES lists Tennessee license number 5611, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Atticus Lum, PA-C prescribe under Medicare Part D?

In 2024, Atticus Lum, PA-C had 618 Medicare Part D claims for 227 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Atticus Lum, PA-C's MIPS final score?

The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.