Doctor profile · Federal record
Dr. Mark Lonquist, MD
Family Medicine Physician (CMS: Family Practice) · Goodyear, AZ
- NPI 1629064613
- Accepts Medicare
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
13555 W McDowell RD, #103
Goodyear, AZ 85395
(623) 925-1157
fax (623) 932-1045 - Mailing address
-
3815 E Bell RD Ste 2200
Phoenix, AZ 850322139
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- April 18, 2019
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Arizona #22778
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629064613. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,287
Distinct HCPCS
10
Medicare allowed
$183,733
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
A9575 |
Injection, gadoterate meglumine, 0.1 ml | 1,900 | 19 | $0 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 588 | 298 | $85 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 327 | 60 | $60 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 280 | 192 | $123 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 261 | 261 | $124 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 184 | 32 | $1 | |
96372 |
Injection of drug or substance under skin or into muscle | 145 | 36 | $14 | |
99454 |
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 129 | 23 | $48 | |
99457 |
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 73 | 24 | $47 | |
G0009 |
Administration of pneumococcal vaccine | 58 | 58 | $30 |
In context: peer comparison
Among 6 peers in Goodyear Family Medicine Physician, average services per provider: 146. This provider delivers 29× the peer median.Open Payments
Industry payments received
All-time total
$1,320
Transactions
67
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 18 | $267.99 | |
| AstraZeneca Pharmaceuticals Lp | 4 | $191.41 | |
| Astellas Pharma US INC | 7 | $185.39 | |
| GlaxoSmithKline, LLC. | 9 | $174.48 | |
| Lilly USA, LLC | 12 | $153.70 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 4 | $59.95 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $57.08 | |
| Pfizer INC. | 2 | $43.28 | |
| Exact Sciences Corporation | 2 | $41.81 | |
| Inspire Medical Systems, INC. | 1 | $26.88 | |
| Esperion Therapeutics, INC. | 1 | $24.69 | |
| Medtronic, INC. | 1 | $23.90 | |
| Phadia US INC. | 1 | $20.53 | |
| Corcept Therapeutics | 1 | $19.94 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $14.82 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,750
Patients
1,628
Total drug cost
$73,019
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 850 | 223 | $12,697 |
| Atorvastatin Calcium | Generic | 767 | 240 | $8,807 |
| Lisinopril | Generic | 523 | 154 | $3,985 |
| Amlodipine Besylate | Generic | 458 | 140 | $3,750 |
| Metformin Hcl | Generic | 381 | 112 | $3,718 |
| Gabapentin | Generic | 355 | 81 | $5,871 |
| Losartan Potassium | Generic | 340 | 102 | $5,478 |
| Pantoprazole Sodium | Generic | 336 | 106 | $5,050 |
| Trazodone Hcl | Generic | 297 | 63 | $3,570 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 295 | 68 | $6,392 |
Frequently asked questions
What is Dr. Mark Lonquist's medical specialty?
Dr. Mark Lonquist practices Family Medicine Physician in Goodyear, AZ.
Where does Dr. Mark Lonquist practice?
Dr. Mark Lonquist practices at 13555 W McDowell RD, Goodyear, AZ 85395. Office phone: 6239251157.
What is Dr. Mark Lonquist's NPI?
Dr. Mark Lonquist's National Provider Identifier (NPI) is 1629064613, issued by NPPES.
Does Dr. Mark Lonquist accept Medicare assignment?
Yes. Dr. Mark Lonquist accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Lonquist commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Established patient office or other outpatient visit (HCPCS 99213); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.