NPPES file of Aug 9, 2026

Juan L. Armstrong, M.D.

Hospitalist Physician · Roswell, GA

Juan L. Armstrong, M.D. is a hospitalist physician with a practice address in Roswell, Georgia, and NPI 1073550844, issued on Jun 1, 2006. Check the license (Georgia 047288, as entered in NPPES) on the Georgia Composite Medical Board; 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
1073550844
Name
Juan L. Armstrong
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
047288 GA
Self-reported in NPPES; status is on the state search
Practice location
3000 Hospital Blvd, Roswell, GA 30076
Phone
(770) 751-2777
Enumerated
Jun 1, 2006
Record last updated
Oct 22, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(770) 751-2773
Medicaid ID
000830002D GA
Medicare enrollment
Enrolled (PECOS I20041129000243); accepts Medicare assignment
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 3000 Hospital Blvd

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

  1. Joshua Ades, CRNACertified Registered Nurse Anesthetist1194184762
  2. Sowmya Barrela, M.D.Hospitalist Physician1811371461
  3. Amanda Bass, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1366338030
  4. Katie BavaMedical Physician Assistant1922755123
  5. Lindsey Bergman, PAPhysician Assistant1770850190
  6. Vanna-Marie Best Sheppard, PAMedical Physician Assistant1033685136

Verify Juan L. Armstrong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 047288
    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
Open the Georgia 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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5.9 times the Medicare Part D claims of the average hospitalist physician in 2024

3,081 Medicare Part D claims for 363 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 124 claims were for opioids.

  1. Juan Armstrong3,081
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium162 claims
  2. Eliquis100 claims
  3. Pantoprazole Sodium92 claims
  4. Levothyroxine Sodium88 claims
  5. Gabapentin76 claims
  6. Amlodipine Besylate73 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): 92.9 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 score80.4
  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: $214.99

10 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Juan Armstrong$214.99
  2. Specialty average$494.84

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. Wellstar Medical Group LLCHiram, GA

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

Juan L. Armstrong among 967 hospitalist physician records in Georgia

Juan L. Armstrong, M.D. is one of 967 hospitalist physician records with a practice address in Georgia. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 77% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 88% of these records are
  • Graduated1996 · median 2008 among the 849 with a school on file
  • Record last updated2019 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Georgia

There are 967 hospitalist physician records in Georgia.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Sowmya Barrela, M.D.Roswell, GA 300761811371461
  2. Sara Dawit, MDRoswell, GA 300761215480728
  3. Shriya Gaddam, MDRoswell, GA 300761811493885
  4. Lakshmi Gopireddy, M.DRoswell, GA 300761578728309
  5. Jennifer Guzman Garcia, M.D.Roswell, GA 300761437590189
  6. Cristal Kudiwu, M.D.Roswell, GA 300761013205533
  7. Catherine Onyiuke, M.D.Roswell, GA 300761750344560
  8. Hiren Patel, M.D.Roswell, GA 300761548566094

Common questions

What is Juan L. Armstrong, M.D.'s NPI number?

Juan L. Armstrong, M.D.'s National Provider Identifier (NPI) is 1073550844, issued on Jun 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Juan L. Armstrong, M.D. located?

The NPPES record lists a practice address at 3000 Hospital Blvd, Roswell, GA, 30076. Phone: (770) 751-2777. Providers update this record themselves, so call before visiting.

How can I verify Juan L. Armstrong, M.D.'s license?

NPPES lists Georgia license number 047288, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Juan L. Armstrong, M.D. prescribe under Medicare Part D?

In 2024, Juan L. Armstrong, M.D. had 3,081 Medicare Part D claims for 363 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Juan L. Armstrong, M.D.'s MIPS final score?

The 2023 MIPS final score is 92.9 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.