Doctor profile · Federal record
Dr. Gerard Chamberlin, MD
Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Mesa, AZ
- NPI 1750503124
- Accepts Medicare
- 21 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
6242 E Arbor Ave, Ste 123
Mesa, AZ 85206
(480) 930-4600
fax (480) 930-4615
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- June 10, 2024
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Arizona #41160
- Medicaid
- AZ #407911
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750503124. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,556
Distinct HCPCS
10
Medicare allowed
$390,760
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,760 | 453 | $122 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 272 | 38 | $1 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 199 | 93 | $77 | |
99497 |
Advance care planning, first 30 minutes | 189 | 186 | $80 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 179 | 179 | $125 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 174 | 174 | $18 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 171 | 171 | $18 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 168 | 80 | $116 | |
G0008 |
Administration of influenza virus vaccine | 165 | 163 | $29 | |
90662 |
Influenza vaccine split virus, preservative free | 157 | 157 | $72 |
In context: peer comparison
Among 47 peers in this city , average services per provider: 132. This provider delivers 35× the peer median.Open Payments
Industry payments received
All-time total
$168
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Regeneron Healthcare Solutions, Inc. | 1 | $138.89 | |
| GlaxoSmithKline, LLC. | 1 | $15.10 | |
| Lundbeck LLC | 1 | $14.27 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,983
Patients
1,752
Total drug cost
$72,188
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 1,017 | 296 | $11,538 |
| Levothyroxine Sodium | Generic | 616 | 164 | $8,868 |
| Lisinopril | Generic | 512 | 138 | $3,623 |
| Losartan Potassium | Generic | 509 | 141 | $6,393 |
| Amlodipine Besylate | Generic | 479 | 145 | $3,325 |
| Metformin Hcl | Generic | 359 | 110 | $2,787 |
| Omeprazole | Generic | 359 | 104 | $4,869 |
| Montelukast Sodium | Generic | 334 | 97 | $4,146 |
| Pantoprazole Sodium | Generic | 322 | 107 | $4,417 |
| Gabapentin | Generic | 298 | 92 | $7,351 |
Hospital affiliations
Frequently asked questions
What is Dr. Gerard Chamberlin's medical specialty?
Dr. Gerard Chamberlin practices Internal Medicine Physician in Mesa, AZ.
Where does Dr. Gerard Chamberlin practice?
Dr. Gerard Chamberlin practices at 6242 E Arbor Ave, Mesa, AZ 85206. Office phone: 4809304600.
What is Dr. Gerard Chamberlin's NPI?
Dr. Gerard Chamberlin's National Provider Identifier (NPI) is 1750503124, issued by NPPES.
Does Dr. Gerard Chamberlin accept Medicare assignment?
Yes. Dr. Gerard Chamberlin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerard Chamberlin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.