Doctor profile · Federal record
Dr. Raymond Janowski
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Washington, DC
- NPI 1477972131
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
2150 Pennsylvania Ave Nw
Washington, DC 200373201
(202) 741-2160
fax (202) 741-2169 - Additional location
-
3800 Reservoir RD Nw
Washington, DC 200072113
(202) 444-8541
fax (877) 303-1462 - Additional location
-
833 Chestnut St, Suite 220
Philadelphia, PA 191074414
(215) 955-8465
fax (215) 955-2516
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- December 23, 2022
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- District of Columbia #MD048502 · Pennsylvania #MT206317
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477972131. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
566
Distinct HCPCS
10
Medicare allowed
$84,703
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 77 | 66 | $140 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 68 | 67 | $78 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 66 | 43 | $84 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 56 | 54 | $139 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 50 | 50 | $129 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 37 | 36 | $266 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 34 | 34 | $185 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 28 | 28 | $129 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 21 | $104 | |
43259 |
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 20 | 20 | $244 |
In context: peer comparison
Among 24 peers in Washington Gastroenterology Physician, average services per provider: 72. This provider delivers 7.9× the peer median.Open Payments
Industry payments received
All-time total
$327
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pentax of America, INC. | 1 | $214.13 | |
| Boston Scientific Corporation | 2 | $80.98 | |
| Abbvie INC. | 1 | $31.76 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
75
Patients
40
Total drug cost
$2,221
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 32 | 14 | $515 |
| Omeprazole | Generic | 16 | 0 | $172 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 15 | 15 | $1,286 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 12 | 11 | $248 |
Hospital affiliations
Frequently asked questions
What is Dr. Raymond Janowski's medical specialty?
Dr. Raymond Janowski practices Gastroenterology Physician in Washington, DC.
Where does Dr. Raymond Janowski practice?
Dr. Raymond Janowski practices at 2150 Pennsylvania Ave Nw, Washington, DC 200373201. Office phone: 2027412160.
What is Dr. Raymond Janowski's NPI?
Dr. Raymond Janowski's National Provider Identifier (NPI) is 1477972131, issued by NPPES.
Does Dr. Raymond Janowski accept Medicare assignment?
Yes. Dr. Raymond Janowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Raymond Janowski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.