Doctor profile · Federal record
Dr. Karen Lin, MD
Internal Medicine Physician (CMS: Internal Medicine) · Birmingham, AL
- NPI 1538666813
- Accepts Medicare
- 9 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
817 Princeton Ave Sw Ste 106
Birmingham, AL 352111340
(205) 971-5745 - Mailing address
-
817 Princeton Ave Sw, Pob 2, Suite 210
Birmingham, AL 352111333
Credentials & registration
- NPI registered
- April 2018 — 8 yrs on file
- Profile last updated
- May 11, 2021
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Alabama #MD.38796
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1538666813. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
757
Distinct HCPCS
4
Medicare allowed
$74,759
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 318 | 106 | $74 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 285 | 98 | $112 | |
99239 |
Hospital discharge day management, more than 30 minutes | 105 | 101 | $107 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 49 | 49 | $161 |
In context: peer comparison
Among 144 peers in Birmingham Internal Medicine Physician, average services per provider: 127. This provider delivers 6.0× the peer median.Open Payments
Industry payments received
All-time total
$183
Transactions
8
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 4 | $92.91 | |
| Abbvie INC. | 2 | $48.63 | |
| Alexion Pharmaceuticals, INC. | 1 | $22.99 | |
| Janssen Pharmaceuticals, INC | 1 | $18.29 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
294
Patients
269
Total drug cost
$15,254
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefdinir | Generic | 26 | 25 | $433 |
| Prednisone | Generic | 26 | 26 | $81 |
| Potassium Chloride | Generic | 25 | 23 | $435 |
| Amlodipine Besylate | Generic | 24 | 24 | $291 |
| Pantoprazole Sodium | Generic | 24 | 19 | $259 |
| Atorvastatin Calcium | Generic | 22 | 21 | $565 |
| Furosemide | Generic | 21 | 18 | $121 |
| Levofloxacin | Generic | 21 | 21 | $132 |
| Metoprolol Tartrate | Generic | 21 | 18 | $290 |
| Eliquis (Apixaban) | Brand | 19 | 12 | $11,717 |
Frequently asked questions
What is Dr. Karen Lin's medical specialty?
Dr. Karen Lin practices Internal Medicine Physician in Birmingham, AL.
Where does Dr. Karen Lin practice?
Dr. Karen Lin practices at 817 Princeton Ave Sw Ste 106, Birmingham, AL 352111340. Office phone: 2059715745.
What is Dr. Karen Lin's NPI?
Dr. Karen Lin's National Provider Identifier (NPI) is 1538666813, issued by NPPES.
Does Dr. Karen Lin accept Medicare assignment?
Yes. Dr. Karen Lin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Lin commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.