Doctor profile · Federal record
Dr. Caroline Kim Kupfer, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Pediatrics Physician · Phoenix, AZ
- NPI 1083643480
- Accepts Medicare
- 34 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
500 W Thomas RD Ste 900A
Phoenix, AZ 850134223
(602) 406-3540
fax (602) 406-7186 - Additional location
-
2321 N. Wisconsin Avenue
Peoria, IL 61603
(309) 680-7600
fax (309) 681-8620 - Mailing address
-
Po Box 33269
Phoenix, AZ 850673269
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- June 20, 2023
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Arizona #53837 · Connecticut #037189
- Medicaid
- CT #001371898
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083643480. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
224
Distinct HCPCS
7
Medicare allowed
$29,705
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 84 | 61 | $122 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 39 | 39 | $125 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 34 | 30 | $174 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 26 | 24 | $85 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 14 | 14 | $283 | |
G0009 |
Administration of pneumococcal vaccine | 14 | 14 | $30 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 13 | 13 | $160 |
In context: peer comparison
Among 171 peers in Phoenix Internal Medicine Physician, average services per provider: 159. This provider delivers 1.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,549
Patients
449
Total drug cost
$125,637
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 235 | 72 | $3,342 |
| Levothyroxine Sodium | Generic | 210 | 41 | $47,235 |
| Lisinopril | Generic | 157 | 41 | $1,348 |
| Rosuvastatin Calcium | Generic | 120 | 37 | $2,843 |
| Metformin Hcl | Generic | 119 | 36 | $1,302 |
| Amlodipine Besylate | Generic | 114 | 32 | $829 |
| Gabapentin | Generic | 107 | 32 | $2,520 |
| Omeprazole | Generic | 99 | 37 | $1,502 |
| Hydrochlorothiazide | Generic | 73 | 24 | $431 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 64 | 27 | $1,831 |
Frequently asked questions
What is Dr. Caroline Kim Kupfer's medical specialty?
Dr. Caroline Kim Kupfer practices Internal Medicine Physician in Phoenix, AZ.
Where does Dr. Caroline Kim Kupfer practice?
Dr. Caroline Kim Kupfer practices at 500 W Thomas RD Ste 900A, Phoenix, AZ 850134223. Office phone: 6024063540.
What is Dr. Caroline Kim Kupfer's NPI?
Dr. Caroline Kim Kupfer's National Provider Identifier (NPI) is 1083643480, issued by NPPES.
Does Dr. Caroline Kim Kupfer accept Medicare assignment?
Yes. Dr. Caroline Kim Kupfer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caroline Kim Kupfer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.