Joanna E. Armstrong, PA
Physician Assistant · Indianapolis, IN
Joanna E. Armstrong, PA is a physician assistant with a practice address in Indianapolis, Indiana, and NPI 1639290414, issued on Apr 2, 2007. Check the license (Indiana 10000927A, as entered in NPPES) with the Indiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joanna E. Armstrong
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 10000927A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1800 N Capitol Ave, Indianapolis, IN 46202
- Phone
- (317) 962-2894
- Enumerated
- Apr 2, 2007
- Record last updated
- Jun 15, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (317) 963-5285
- Medicare enrollment
- Enrolled (PECOS I20070907000603); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,419 in Indiana → Look up another NPI →
Also registered at 1800 N Capitol Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joanna E. Armstrong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Indiana board licenses this profession
Search for license 10000927ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average physician assistant in 2024
421 Medicare Part D claims for 135 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 58 claims were for opioids.
Most prescribed
- Diclofenac Sodium39 claims
- Levothyroxine Sodium20 claims
- Oxycodone Hcl19 claims
- Cyclobenzaprine Hcl18 claims
- Gabapentin18 claims
- Omeprazole16 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.
Bills Medicare through 3 group practices
- Directed Rehabilitation ServicesIndianapolis, IN
- Proactive Clinical PartnersIndianapolis, IN
- Proactive Clinical Partners - AcoIndianapolis, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joanna E. Armstrong among 2,419 physician assistant records in Indiana
Joanna E. Armstrong, PA is one of 2,419 physician assistant records with a practice address in Indiana. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 12% of them.
- NPI issued2007 · 12% of these records are older, 85% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2006 · median 2019 among the 1,700 with a school on file
- Record last updated2015 · 25% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
713 physician assistant records list a practice address in Indianapolis
They are 713 of the 30,493 NPPES records with a practice address in Indianapolis, and 2,419 physician assistant records in Indiana.
All 2,419 in Indiana → Every provider in Indianapolis → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Maria Bandy, PA-CIndianapolis, IN 462021497774285
- Timothy Barnard, PA-CIndianapolis, IN 462021427044056
- Jason Brown, PAIndianapolis, IN 462021942269287
- Roberta Craft, P.A.Indianapolis, IN 462021619910312
- Jean Garvey, P.A.Indianapolis, IN 462021275581019
- Meilyn Ivey, PA-CIndianapolis, IN 462021881796944
- Wendong Jiang, PA-CIndianapolis, IN 462021528012796
- Dianna Keiserman, PAIndianapolis, IN 462021295791788
Common questions
What is Joanna E. Armstrong, PA's NPI number?
Joanna E. Armstrong, PA's National Provider Identifier (NPI) is 1639290414, issued on Apr 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joanna E. Armstrong, PA located?
The NPPES record lists a practice address at 1800 N Capitol Ave, Indianapolis, IN, 46202. Phone: (317) 962-2894. Providers update this record themselves, so call before visiting.
How can I verify Joanna E. Armstrong, PA's license?
NPPES lists Indiana license number 10000927A, as entered by the provider. Search the Indiana board that licenses this profession; the NPPES record confirms identity only.
How much does Joanna E. Armstrong, PA prescribe under Medicare Part D?
In 2024, Joanna E. Armstrong, PA had 421 Medicare Part D claims for 135 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
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.