DR. ALDEN POSNER ZWERLING (M.D.) – Family Medicine Physician, NPI 1316987852
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,660 FAMILY PRACTICE in CO
Provider Addresses for DR. ALDEN POSNER ZWERLING (M.D.)
5996 E 64th Ave
Commerce City, CO 800223317
Phone: (720) 463-6758
Fax: (720) 640-3314
Type: Location
2087 S FEDERAL BLVD
DENVER, CO 802195429
Phone: (720) 463-6754
Fax: (720) 640-3312
Type: Location
PO BOX 746081
ATLANTA, GA 303746081
Phone: (312) 733-9730
Type: Mailing
9th Street, Arcata, Humboldt County, California, 95518-4448, United States
ARCATA, CA 955216249
Phone: (707) 826-8633
Fax: (707) 826-8638
Type: Mailing
770, 10th Street, Arcata, Humboldt County, California, 95521, United States
ARCATA, CA 955216210
Phone: (707) 826-8610
Fax: (707) 826-8623
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: 2023-10-10
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 |
|---|---|---|---|---|
| I20231010003015 | I | Family 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 |
|---|---|---|---|---|
| 99202 | New patient office or other outpatient visit, 15-29 minutes | 20 | 20 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 12 | 11 | $0 |
Insurance plans in this area (ZIP 80022)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CO | |
| Physician Assistant | TN | |
| Family Practice | CO | |
| Nurse Practitioner | CO | |
| Physician Assistant | CO | |
| Nurse Practitioner | CO | |
| Nurse Practitioner | CO | |
| Nurse Practitioner | CO | |
| Internal Medicine | GA | |
| Nurse Practitioner | CO |
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