Doctor profile · Federal record

Dr. Christopher Armstrong, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Apopka, FL

  • NPI 1124465299
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
170 Winding Cove Ave
Apopka, FL 327031645
(407) 906-1558

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
May 19, 2021
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Florida #ME130365

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124465299. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
612
Distinct HCPCS
4
Medicare allowed
$60,076
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 381 154 $79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 112 112 $172
99238 Hospital discharge day management, 30 minutes or less 77 76 $79
99239 Hospital discharge day management, more than 30 minutes 42 41 $113

In context: peer comparison

Among 13 peers in this city , average services per provider: 183. This provider delivers 3.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$241
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 1 $130.00
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $111.44

By nature of payment

Food and Beverage
$241

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
188
Patients
171
Total drug cost
$6,331
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 32 32 $288
Pantoprazole Sodium Generic 22 20 $273
Doxycycline Hyclate Generic 19 19 $145
Amlodipine Besylate Generic 18 18 $41
Carvedilol Generic 16 16 $76
Prednisone Generic 15 14 $29
Atorvastatin Calcium Generic 14 14 $100
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 14 14 $97
Furosemide Generic 13 12 $44
Symbicort (Budesonide/Formoterol Fumarate) Brand 13 0 $5,179

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Armstrong's medical specialty?
Dr. Christopher Armstrong practices Internal Medicine Physician in Apopka, FL.
Where does Dr. Christopher Armstrong practice?
Dr. Christopher Armstrong practices at 170 Winding Cove Ave, Apopka, FL 327031645. Office phone: 4079061558.
What is Dr. Christopher Armstrong's NPI?
Dr. Christopher Armstrong's National Provider Identifier (NPI) is 1124465299, issued by NPPES.
Does Dr. Christopher Armstrong accept Medicare assignment?
Yes. Dr. Christopher Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.