Doctor profile · Federal record
Dr. Alyssa Parian, MD
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Baltimore, MD
- NPI 1154580033
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4940 Eastern Ave, Suite 502
Baltimore, MD 212242735
(410) 550-5122 - Additional location
-
360 Essex St Ste 303
Hackensack, NJ 076018566
(551) 996-3091
fax (551) 996-4806 - Mailing address
-
331 Newman Springs RD Ste 220
Red Bank, NJ 077015792
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- October 11, 2024
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- New Jersey #25MA12417600 · Maryland #D73723
- Medicaid
- MD #080062700
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154580033. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
295
Distinct HCPCS
10
Medicare allowed
$45,369
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 57 | 57 | $155 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 40 | 40 | $255 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 39 | 39 | $110 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 28 | 22 | $152 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 25 | 25 | $134 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 22 | 13 | $177 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 19 | 15 | $126 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 15 | 13 | $103 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 14 | 14 | $74 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 13 | 13 | $95 |
In context: peer comparison
Among 49 peers in Baltimore Gastroenterology Physician, average services per provider: 49. This provider delivers 6.0× the peer median.Open Payments
Industry payments received
All-time total
$21,639
Transactions
106
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 21 | $7,515.31 | |
| Eli Lilly and Company | 1 | $6,400.00 | |
| Janssen Biotech, INC. | 33 | $4,154.21 | |
| Takeda Pharmaceuticals U.S.A., INC. | 12 | $2,419.23 | |
| Laborie Medical Technologies Corp. | 1 | $259.04 | |
| Abbvie INC. | 16 | $247.89 | |
| Braintree Laboratories, INC. | 4 | $142.34 | |
| Janssen Scientific Affairs, LLC | 2 | $139.68 | |
| Daiichi Sankyo INC. | 4 | $113.88 | |
| Celgene Corporation | 4 | $83.27 | |
| Lilly USA, LLC | 4 | $38.13 | |
| Mallinckrodt Hospital Products INC. | 1 | $31.75 | |
| Merck Sharp & Dohme LLC | 1 | $22.76 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 1 | $21.19 | |
| Orphalan INC | 1 | $17.51 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
31
Patients
0
Total drug cost
$14,933
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Mesalamine ER (Mesalamine) | Brand | 19 | 0 | $12,042 |
| Balsalazide Disodium | Generic | 12 | 0 | $2,891 |
Hospital affiliations
Frequently asked questions
What is Dr. Alyssa Parian's medical specialty?
Dr. Alyssa Parian practices Gastroenterology Physician in Baltimore, MD.
Where does Dr. Alyssa Parian practice?
Dr. Alyssa Parian practices at 4940 Eastern Ave, Baltimore, MD 212242735. Office phone: 4105505122.
What is Dr. Alyssa Parian's NPI?
Dr. Alyssa Parian's National Provider Identifier (NPI) is 1154580033, issued by NPPES.
Does Dr. Alyssa Parian accept Medicare assignment?
Yes. Dr. Alyssa Parian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alyssa Parian commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.