CARLOS COLLIN (MD) – Psychiatry Physician, NPI 1609850171
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
840 PSYCHIATRY in MD
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Provider Addresses for CARLOS COLLIN (MD)
8500, Executive Park Avenue, Merrifield, Fairfax County, Virginia, 22031, United States
SUITE 200
FAIRFAX, VA 220312225
Phone: (703) 698-5220
Fax: (703) 573-2351
Type: Mailing
Adventist HealthCare Behavioral Health & Wellness Services, 14901, Broschart Road, Hunting Hill, Rockville, Montgomery County, Maryland, 20850, United States
ROCKVILLE, MD 208503318
Phone: (703) 698-5220
Fax: (703) 573-2351
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: 2026-02-02
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 26 Medicare enrollment records; no due dates published yet.
Enrollment records
26
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 |
|---|---|---|---|---|
| I20050623000572 | I | Psychiatry | DC | TBD |
| I20151020000653 | I | Psychiatry | VA | TBD |
| I20210309000244 | I | Psychiatry | IL | TBD |
| I20210309000362 | I | Psychiatry | WI | TBD |
| I20240411000224 | I | Psychiatry | MA | TBD |
| I20250206002311 | I | Psychiatry | WA | TBD |
| I20250217000651 | I | Psychiatry | NH | TBD |
| I20250218003841 | I | Psychiatry | AL | TBD |
| I20250219001634 | I | Psychiatry | NE | TBD |
| I20250221000065 | I | Psychiatry | NC | TBD |
| I20250225002427 | I | Psychiatry | AZ | TBD |
| I20250304002715 | I | Psychiatry | CO | TBD |
| I20250304002930 | I | Psychiatry | LA | TBD |
| I20250305002974 | I | Psychiatry | SC | TBD |
| I20250306002832 | I | Psychiatry | MI | TBD |
| I20250318000703 | I | Psychiatry | CA | TBD |
| I20250508002808 | I | Psychiatry | FL | TBD |
| I20250519000436 | I | Psychiatry | PA | TBD |
| I20250528000523 | I | Psychiatry | VT | TBD |
| I20250603002829 | I | Psychiatry | IA | TBD |
| I20250610003327 | I | Psychiatry | CT | TBD |
| I20250618003691 | I | Psychiatry | NJ | TBD |
| I20250815000364 | I | Psychiatry | MO | TBD |
| I20250818002760 | I | Psychiatry | MD | TBD |
| I20251001004441 | I | Psychiatry | AR | TBD |
| I20260202000359 | I | Psychiatry | TN | 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 |
|---|---|---|---|---|
| G0427 | Telehealth consultation, emergency department or initial inpatient, typically 70 minutes or more communicating with the patient via telehealth | 39 | 38 | $0 |
| G0426 | Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth | 36 | 36 | $0 |
| G0408 | Follow-up inpatient consultation, complex, physicians typically spend 35 minutes communicating with the patient via telehealth | 11 | 11 | $0 |
Insurance plans in this area (ZIP 22031)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PSYCHIATRY | MD | 90792 | Psychiatric diagnostic evaluation with medical services | 28 | 24 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TN | |
| Infectious Disease, Internal Medicine | PA | |
| P S Y C H I A T R Y | CA | |
| N E U R O L O G Y | TX | |
| Internal Medicine, Nephrology | WI | |
| Internal Medicine | TX | |
| - | NY | |
| - | SC | |
| Hospitalist, Internal Medicine, Pulmonary Disease | SC | |
| Internal Medicine, Hospitalist | NE |
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