JONATHAN DAU (M.D.) – Rheumatology Physician, NPI 1467809608
Rheumatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
306 RHEUMATOLOGY in MA
Provider Addresses for JONATHAN DAU (M.D.)
55 Fruit St Ste 2C
Boston, MA 021142696
Phone: (617) 726-7938
Fax: (617) 643-1274
Type: Location
510 SUPERIOR AVE STE 200D
NEWPORT BEACH, CA 926633664
Phone: (949) 791-3001
Fax: (949) 791-3086
Type: Mailing
2, Fruit Street, Beacon Hill, Boston, Suffolk County, Massachusetts, 02114, United States
BOSTON, MA 021142696
Phone:
Type: Mailing
2695 ROCKY MOUNTAIN AVE STE 150
LOVELAND, CO 805389071
Phone:
Type: Mailing
100 COOK ST STE 408
DENVER, CO 802065340
Phone: (720) 516-9424
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 246 Open Payments records for all available years, with a total value of $19,983.
Total Amount is formed as General ($19,983) + Research ($0) + Ownership ($0) = $19,983.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($6,137).
Total Amount
$19,983
General + Research + Ownership
Payments
246
Total payment records
General Amount
$19,983
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $6,137 |
| AstraZeneca Pharmaceuticals LP | $5,233 |
| Janssen Biotech, Inc. | $2,502 |
| Amgen Inc. | $1,368 |
| ABBVIE INC. | $973 |
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: 2024-03-26
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20210520001307 | I | Rheumatology | CO | TBD |
| I20240326004093 | I | Rheumatology | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 273 | 158 | $0 |
| G2212 | Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 128 | 79 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 69 | 67 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 63 | 63 | $0 |
| J1040 | Injection, methylprednisolone acetate, 80 mg | 53 | 26 | $0 |
Insurance plans in this area (ZIP 02114)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Family Practice | CA | |
| Family Practice | VA | |
| General Surgery | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Family Practice | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA |
Reviews
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