THOMAS G CASTELLANO (M.D.) – General Practice Physician, NPI 1912980293
General Practice Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,197 EMERGENCY MEDICINE in CO
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Provider Addresses for THOMAS G CASTELLANO (M.D.)
McIntyre Street, Golden, Jefferson County, Colorado, 80401-4015, United States
GOLDEN, CO 804037445
Phone: (303) 949-1250
Type: Mailing
762 W EISENHOWER BLVD
LOVELAND, CO 805373157
Phone: (970) 775-7284
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: 2004-04-26
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 |
|---|---|---|---|---|
| I20040426000651 | I | General Practice | CO | 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 |
|---|---|---|---|---|
| 99349 | Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 68 | 37 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 42 | 29 | $0 |
| 99350 | Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | 37 | 27 | $0 |
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 19 | 12 | $0 |
| 99483 | Assessment of and care planning for patient with impaired thought processing, typically 60 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 80403)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CO | |
| - | CO | |
| Physician Assistant | CO | |
| Physician Assistant | CO | |
| - | CO | |
| Nurse Practitioner | CO | |
| Family Practice | CO | |
| - | CO | |
| - | CO | |
| Physician Assistant | CO |
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