Doctor profile · Federal record
Dr. Kathlyn Diefenderfer, MD
Internal Medicine Physician (CMS: Internal Medicine) · Enterprise, AL
- NPI 1780606426
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
101 Professional Ln
Enterprise, AL 363302085
(334) 347-3404
fax (334) 393-0613
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- November 9, 2007
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Alabama #00023919
- Medicaid
- AL #009957070
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780606426. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
350
Distinct HCPCS
3
Medicare allowed
$42,223
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 137 | 76 | $106 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 119 | 109 | $153 | |
99239 |
Hospital discharge day management, more than 30 minutes | 94 | 83 | $100 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 150. This provider delivers 2.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
386
Patients
159
Total drug cost
$3,421
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levofloxacin | Generic | 77 | 74 | $281 |
| Furosemide | Generic | 50 | 17 | $222 |
| Carvedilol | Generic | 40 | 14 | $512 |
| Metoprolol Tartrate | Generic | 25 | 11 | $124 |
| Potassium Chloride | Generic | 25 | 0 | $306 |
| Prednisone | Generic | 25 | 23 | $51 |
| Cefdinir | Generic | 21 | 20 | $300 |
| Diltiazem 24hr Er (Cd) (Diltiazem Hcl) | Brand | 18 | 0 | $424 |
| Isosorbide Mononitrate Er (Isosorbide Mononitrate) | Brand | 18 | 0 | $439 |
| Losartan Potassium | Generic | 18 | 0 | $277 |
Hospital affiliations
Frequently asked questions
What is Dr. Kathlyn Diefenderfer's medical specialty?
Dr. Kathlyn Diefenderfer practices Internal Medicine Physician in Enterprise, AL.
Where does Dr. Kathlyn Diefenderfer practice?
Dr. Kathlyn Diefenderfer practices at 101 Professional Ln, Enterprise, AL 363302085. Office phone: 3343473404.
What is Dr. Kathlyn Diefenderfer's NPI?
Dr. Kathlyn Diefenderfer's National Provider Identifier (NPI) is 1780606426, issued by NPPES.
Does Dr. Kathlyn Diefenderfer accept Medicare assignment?
Yes. Dr. Kathlyn Diefenderfer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathlyn Diefenderfer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.