Doctor profile · Federal record
Dr. Katherine Addai, MD
Internal Medicine Physician (CMS: Internal Medicine) · Baltimore, MD
- NPI 1437307600
- Accepts Medicare
- MIPS 71.5 / 100 · 2023
- 21 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
900 S Caton Ave
Baltimore, MD 212295201
(410) 368-6000
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- August 29, 2011
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Maryland #D72741
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437307600. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,331
Distinct HCPCS
7
Medicare allowed
$137,795
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 669 | 215 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 265 | 118 | $125 | |
99239 |
Hospital discharge day management, more than 30 minutes | 243 | 234 | $120 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 88 | 88 | $180 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 28 | 13 | $52 | |
99238 |
Hospital discharge day management, 30 minutes or less | 22 | 22 | $85 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 16 | 16 | $56 |
In context: peer comparison
Among 363 peers in Baltimore Internal Medicine Physician, average services per provider: 105. This provider delivers 13× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
118
Patients
108
Total drug cost
$1,057
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 22 | 21 | $105 |
| Amlodipine Besylate | Generic | 19 | 14 | $112 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 14 | 11 | $120 |
| Furosemide | Generic | 14 | 13 | $79 |
| Cefuroxime (Cefuroxime Axetil) | Brand | 13 | 13 | $283 |
| Doxycycline Hyclate | Generic | 13 | 13 | $168 |
| Oxycodone Hcl | Generic | 12 | 12 | $52 |
| Pantoprazole Sodium | Generic | 11 | 11 | $138 |
Frequently asked questions
What is Dr. Katherine Addai's medical specialty?
Dr. Katherine Addai practices Internal Medicine Physician in Baltimore, MD.
Where does Dr. Katherine Addai practice?
Dr. Katherine Addai practices at 900 S Caton Ave, Baltimore, MD 212295201. Office phone: 4103686000.
What is Dr. Katherine Addai's NPI?
Dr. Katherine Addai's National Provider Identifier (NPI) is 1437307600, issued by NPPES.
Does Dr. Katherine Addai accept Medicare assignment?
Yes. Dr. Katherine Addai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Addai 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.