Doctor profile · Federal record
Dr. Anne Sebastian, M.D.
Nephrology Physician (CMS: Nephrology) · Stamford, CT
- NPI 1699180042
- Accepts Medicare
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
292 Long Ridge RD Ste 203
Stamford, CT 069021627
(203) 324-7666
fax (203) 323-2541
Credentials & registration
- NPI registered
- June 2014 — 12 yrs on file
- Profile last updated
- November 3, 2021
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Connecticut #66637
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1699180042. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
883
Distinct HCPCS
10
Medicare allowed
$118,523
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 391 | 136 | $82 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 170 | 80 | $135 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 76 | 43 | $188 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 59 | 14 | $366 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 53 | 49 | $135 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 44 | 29 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 31 | 29 | $180 | |
99291 |
Critical care, first 30-74 minutes | 26 | 17 | $221 | |
90935 |
Hemodialysis procedure with physician evaluation | 20 | 17 | $74 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 13 | 13 | $175 |
In context: peer comparison
Among 2 peers in Stamford Nephrology Physician, average services per provider: 80. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$17
Transactions
4
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Travere Therapeutics, INC. | 4 | $17.17 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
758
Patients
222
Total drug cost
$89,434
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Calcitriol | Generic | 125 | 51 | $2,069 |
| Amlodipine Besylate | Generic | 103 | 33 | $855 |
| Losartan Potassium | Generic | 94 | 32 | $907 |
| Lisinopril | Generic | 79 | 21 | $971 |
| Carvedilol | Generic | 54 | 18 | $574 |
| Olmesartan Medoxomil | Generic | 46 | 16 | $1,243 |
| Furosemide | Generic | 41 | 15 | $428 |
| Allopurinol | Generic | 33 | 13 | $678 |
| Hydrochlorothiazide | Generic | 31 | 12 | $252 |
| Nifedipine ER (Nifedipine) | Brand | 31 | 11 | $1,405 |
Hospital affiliations
Frequently asked questions
What is Dr. Anne Sebastian's medical specialty?
Dr. Anne Sebastian practices Nephrology Physician in Stamford, CT.
Where does Dr. Anne Sebastian practice?
Dr. Anne Sebastian practices at 292 Long Ridge RD Ste 203, Stamford, CT 069021627. Office phone: 2033247666.
What is Dr. Anne Sebastian's NPI?
Dr. Anne Sebastian's National Provider Identifier (NPI) is 1699180042, issued by NPPES.
Does Dr. Anne Sebastian accept Medicare assignment?
Yes. Dr. Anne Sebastian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anne Sebastian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.