Doctor profile · Federal record
Dr. Catherine Freeman, M.D.
Allergy & Immunology (Internal Medicine) Physician · Phoenix, AZ
- NPI 1770935538
- MIPS 78.6 / 100 · 2023
- 10 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1919 E Thomas RD
Phoenix, AZ 850167710
(602) 933-4063
fax (602) 933-2423 - Mailing address
-
2108 E Thomas RD Ste 130
Phoenix, AZ 850167761
Credentials & registration
- NPI registered
- July 2016 — 10 yrs on file
- Profile last updated
- February 25, 2026
- Specialty taxonomy
- 207RA0201X — NUCC code
- State license (1)
- Arizona #59339
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770935538. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,505
Distinct HCPCS
6
Medicare allowed
$20,600
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 1,351 | 26 | $4 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 53 | 43 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 40 | 31 | $124 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 21 | 21 | $162 | |
95024 |
Test for allergy using allergenic extract injected into skin | 20 | 13 | $8 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 20 | 20 | $109 |
In context: peer comparison
Among 2 peers in Phoenix Allergy & Immunology (Internal Medicine) Physician, average services per provider: 388. This provider delivers 3.9× the peer median.Open Payments
Industry payments received
All-time total
$14
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 1 | $13.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
123
Patients
38
Total drug cost
$20,989
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Azelastine Hcl | Generic | 26 | 14 | $1,563 |
| Ipratropium Bromide | Generic | 26 | 12 | $1,478 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 17 | 0 | $17,033 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 16 | 12 | $503 |
| Fluticasone Propionate | Generic | 14 | 0 | $201 |
| Famotidine | Generic | 13 | 0 | $133 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 11 | 0 | $78 |
Frequently asked questions
What is Dr. Catherine Freeman's medical specialty?
Dr. Catherine Freeman practices Allergy & Immunology (Internal Medicine) Physician in Phoenix, AZ.
Where does Dr. Catherine Freeman practice?
Dr. Catherine Freeman practices at 1919 E Thomas RD, Phoenix, AZ 850167710. Office phone: 6029334063.
What is Dr. Catherine Freeman's NPI?
Dr. Catherine Freeman's National Provider Identifier (NPI) is 1770935538, issued by NPPES.
What procedures does Dr. Catherine Freeman commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.