DR. RICHARD CHOU (MD) – Rheumatology Physician, NPI 1811915911
Rheumatology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
201 ALLERGY/IMMUNOLOGY in MA
Provider Addresses for DR. RICHARD CHOU (MD)
280 CHESTNUT ST
2ND FLOOR
SPRINGFIELD, MA 011991001
Phone: (413) 794-3909
Fax: (413) 794-1629
Type: Mailing
40 WRIGHT STREET
FL 1
PALMER, MA 010691138
Phone: (413) 370-5400
Fax: (413) 284-5559
Type: Location
1020 Youngs Rd
Williamsville, NY 142212698
Phone: (716) 961-9900
Type: Location
462 Grider St
Buffalo, NY 142153012
Phone: (716) 898-3152
Type: Location
280 CHESTNUT ST FL 2
SPRINGFIELD, MA 011991001
Phone: (413) 794-3909
Fax: (413) 794-1629
Type: Mailing
759 CHESTNUT ST
SPRINGFIELD, MA 011071619
Phone: (413) 370-7889
Fax: (413) 794-9991
Type: Location
Erie County Medical Center, 462, Grider Street, Buffalo, Erie County, New York, 14215, United States
BUFFALO, NY 142153012
Phone: (716) 898-3152
Type: Location
Ellicott Street, Theatre District, Downtown, Buffalo, Erie County, New York, 14209, United States
CLINICAL AND TRANSLATIONAL RESEARCH BUILDING
BUFFALO, NY 142031070
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2006-08-21
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20060821000116 | I | Internal Medicine | MA | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 820 | 375 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 200 | 164 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 72 | 48 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 55 | 54 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 53 | 52 | $0 |
Insurance plans in this area (ZIP 01199)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | MA | |
| Anesthesiology, Pain Management | MA | |
| Physician Assistant | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| Physician Assistant | MA | |
| Physician Assistant | MA |
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