Dr. Alan S. Nyquist, M.D.
Pulmonology (Pulmonary Disease Physician)
- Medicare participating
At a glance
- Medical school
- Albany Medical College of Union University (2013)
- Years since graduation
- 13
- In the NPI registry since
- 2013
- Medicare patients seen, 2024
- 326
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2013Medical school: Albany Medical College of Union University
- 2013Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Pulmonary Disease Physician primary
VA license 0101271637 -
Critical Care Medicine (Internal Medicine) Physician
VA license 0101271637 -
Internal Medicine Physician
AZ license 55792 · DC license MD044919 · VA license 0101271637 -
Pediatrics Physician
VA license 0101271637
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Inova Fairfax Hospital Falls Church, VA
- Virginia Hospital Center Arlington, VA
- Inova Alexandria Hospital Alexandria, VA
- Inova Loudoun Hospital Leesburg, VA
- Inova Mount Vernon Hospital Alexandria, VA
Medical groups
- Inova Health Care Services (1,817 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 326
- Services billed
- 711
- Patients’ average age
- 71
| Service | Times | Patients |
|---|---|---|
| Test for exercise-induced lung stress | 401 | 318 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 232 | 66 |
| Established patient office or other outpatient visit, 40-54 minutes | 80 | 40 |
| Critical care, first 30-74 minutes | 37 | 15 |
| Test to measure expiratory airflow and volume | 34 | 32 |
| Hospital discharge day management, more than 30 minutes | 25 | 22 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 25 | 23 |
| Irrigation and suction of lung airways to obtain cells using an endoscope | 23 | 21 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Ofev (nintedanib esylate) | 52 |
| Mycophenolate Mofetil Other prescribers in Falls Church, VA | 31 |
| Furosemide Other prescribers in Falls Church, VA | 27 |
| Prednisone Other prescribers in Falls Church, VA | 27 |
| Pantoprazole Sodium Other prescribers in Falls Church, VA | 16 |
| Tyvaso Dpi (treprostinil) | 15 |
| Sildenafil Citrate Other prescribers in Falls Church, VA | 14 |
| Azithromycin Other prescribers in Falls Church, VA | 11 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 20 companies reported 62 payments worth $1,730 in total to this clinician.
| United Therapeutics Corporation | $380 |
|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $230 |
| Paratek Pharmaceuticals, Inc. | $189 |
| Bayer HealthCare Pharmaceuticals Inc. | $156 |
| Viatris Specialty LLC | $128 |
| Actelion Pharmaceuticals US, Inc. | $115 |
| Kamada LTD. | $110 |
| AbbVie Inc. | $76.67 |
| Food and Beverage | $1,730 |
|---|
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.