MR. SUDARSHAN CHATTERJEE (MD FACC) – Interventional Cardiology Physician, NPI 1750465712
Interventional Cardiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,722 INTERNAL MEDICINE in MA
Provider Addresses for MR. SUDARSHAN CHATTERJEE (MD FACC)
160 Merrimack St
Methuen, MA 018446117
Phone: (978) 975-0990
Fax: (978) 975-7803
Type: Location
949 Calhoun Pl Ste D
Hemet, CA 925434403
Phone: (951) 652-8000
Fax: (951) 929-6431
Type: Location
9635 Monte Vista Ave Ste 208
Montclair, CA 917632235
Phone: (909) 399-0087
Type: Location
4950 SAN BERNARDINO ST STE 208
MONTCLAIR, CA 917632328
Phone: (978) 430-3082
Type: Location
5810, East Trapper Trail, Anaheim Hills, Anaheim, Orange County, California, 92807, United States
ANAHEIM, CA 928074734
Phone: (909) 398-1503
Fax: (909) 398-4950
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 130 Open Payments records for all available years, with a total value of $2,650.
Total Amount is formed as General ($2,650) + Research ($0) + Ownership ($0) = $2,650.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Amgen Inc. ($383).
Total Amount
$2,650
General + Research + Ownership
Payments
130
Total payment records
General Amount
$2,650
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2017-05-04
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20060323000638 | I | Cardiovascular Disease (Cardiology) | MA | TBD |
| I20170504000941 | I | Cardiovascular Disease (Cardiology) | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 591 | 451 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 591 | 382 | $0 |
| A9500 | Technetium tc-99m sestamibi, diagnostic, per study dose | 553 | 281 | $0 |
| J2785 | Injection, regadenoson, 0.1 mg | 552 | 138 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 418 | 294 | $0 |
Insurance plans in this area (ZIP 01844)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA | |
| - | CA | |
| - | CA | |
| - | WA | |
| - | ME | |
| - | CA | |
| - | CA | |
| Physician Assistant | CA | |
| - | CA | |
| Nurse Practitioner | CA |
Reviews
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