DIANNE BACH – Anesthesiology Physician, NPI 1083069629
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,371 ANESTHESIOLOGY in CA
Provider Addresses for DIANNE BACH
3626 Ruffin Rd
San Diego, CA 921231810
Phone: (858) 565-9666
Fax: (858) 565-9441
Type: Location
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 972393011
Phone: (503) 494-7641
Fax: (503) 494-4661
Type: Location
PO BOX 5000 UNIT 65
PORTLAND, OR 97208
Phone: (877) 444-4411
Fax: (818) 884-7725
Type: Mailing
3626 RUFFIN RD
SAN DIEGO, CA 921231810
Phone: (858) 565-9666
Fax: (858) 565-9441
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: 2025-08-20
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 |
|---|---|---|---|---|
| I20190920000667 | I | Anesthesiology | CA | TBD |
| I20250820004183 | I | Anesthesiology | OR | 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 |
|---|---|---|---|---|
| 00142 | Anesthesia for lens surgery | 56 | 55 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 16 | 16 | $0 |
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | 15 | 15 | $0 |
| 00813 | Anesthesia for procedure on small and large bowel using an endoscope | 12 | 12 | $0 |
| 64447 | Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | 12 | 12 | $0 |
Insurance plans in this area (ZIP 92123)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | TX | |
| Anesthesiology, Critical Care (Intensivists) | OR | |
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| A N E S T H E S I O L O G Y | OR | |
| Certified Registered Nurse Anesthetist (Crna) | MN | |
| Certified Registered Nurse Anesthetist (Crna) | OR | |
| A N E S T H E S I O L O G Y | WA | |
| Certified Registered Nurse Anesthetist (Crna) | OR | |
| A N E S T H E S I O L O G Y | KY | |
| Certified Registered Nurse Anesthetist (Crna) | WA |
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