CECILIA E. CHAO (M.D.) – Internal Medicine Physician, NPI 1881608487
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,069 INTERNAL MEDICINE in NM
Provider Addresses for CECILIA E. CHAO (M.D.)
Chama Post Office, 5th Street, Chama, Rio Arriba County, New Mexico, 87520, United States
TWO BEAR RUN
CHAMA, NM 875201095
Phone: (505) 756-2582
Type: Mailing
PO BOX 187
JICARILLA SERVICE UNIT
DULCE, NM 875280187
Phone: (505) 759-3291
Fax: (505) 759-7294
Type: Location
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: 2005-09-22
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 |
|---|---|---|---|---|
| I20050922001089 | I | Internal Medicine | TX | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 146 | 79 | $0 |
| G0008 | Administration of influenza virus vaccine | 53 | 53 | $0 |
| 91322 | Sarscov2 vac 50 mcg/0.5ml im | 44 | 44 | $0 |
| 90480 | Admn sarscov2 vacc 1 dose | 44 | 44 | $0 |
| 99441 | Telephone medical discussion with physician, 5-10 minutes | 38 | 31 | $0 |
Insurance plans in this area (ZIP 87520)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | NM | |
| - | NM | |
| - | NM | |
| Physician Assistant | NM | |
| - | OK | |
| - | OR | |
| Family Practice | MO | |
| Preventive Medicine | NM |
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