Doctor profile · Federal record
Dr. Diana McNulty
Internal Medicine Physician (CMS: Internal Medicine) · Freeport, IL
- NPI 1215900105
- Accepts Medicare
- MIPS 81.7 / 100 · 2023
- 35 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1010 Fairway Dr
Freeport, IL 610326600
(815) 599-7880 - Mailing address
-
421 W Exchange St, Po Box 268
Freeport, IL 610324030
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- October 23, 2017
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036103840
- Medicaid
- IL #036103840
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215900105. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,176
Distinct HCPCS
10
Medicare allowed
$85,447
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 537 | 247 | $124 | |
36415 |
Insertion of needle into vein for collection of blood sample | 319 | 181 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 77 | 62 | $85 | |
85610 |
Blood test, clotting time | 49 | 12 | $4 | |
G0008 |
Administration of influenza virus vaccine | 45 | 44 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 43 | 42 | $69 | |
71046 |
X-ray of chest, 2 views | 26 | 25 | $30 | |
93005 |
Routine electrocardiogram (ecg) using at least 12 leads with tracing | 21 | 19 | $6 | |
73502 |
X-ray of hip, 2-3 views | 20 | 18 | $44 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 15 | 15 | $174 |
In context: peer comparison
Among 2 peers in Freeport Internal Medicine Physician, average services per provider: 91. This provider delivers 13× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,422
Patients
1,150
Total drug cost
$55,421
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 714 | 184 | $9,603 |
| Lisinopril | Generic | 444 | 111 | $3,421 |
| Levothyroxine Sodium | Generic | 427 | 103 | $5,480 |
| Amlodipine Besylate | Generic | 329 | 91 | $2,764 |
| Pantoprazole Sodium | Generic | 287 | 78 | $5,035 |
| Metformin Hcl | Generic | 256 | 68 | $1,881 |
| Metoprolol Succinate | Generic | 250 | 72 | $4,230 |
| Hydrochlorothiazide | Generic | 246 | 65 | $1,172 |
| Gabapentin | Generic | 243 | 54 | $6,063 |
| Omeprazole | Generic | 238 | 58 | $2,890 |
Hospital affiliations
Frequently asked questions
What is Dr. Diana McNulty's medical specialty?
Dr. Diana McNulty practices Internal Medicine Physician in Freeport, IL.
Where does Dr. Diana McNulty practice?
Dr. Diana McNulty practices at 1010 Fairway Dr, Freeport, IL 610326600. Office phone: 8155997880.
What is Dr. Diana McNulty's NPI?
Dr. Diana McNulty's National Provider Identifier (NPI) is 1215900105, issued by NPPES.
Does Dr. Diana McNulty accept Medicare assignment?
Yes. Dr. Diana McNulty accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana McNulty commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.