DR. DOROTHY COHEN SERNA (M.D.) – Internal Medicine Physician, NPI 1922096957
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,290 INTERNAL MEDICINE in TX
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Provider Addresses for DR. DOROTHY COHEN SERNA (M.D.)
Northwest Freeway, Cypress, Harris County, Texas, 77429, United States
STE 420
CYPRESS, TX 774294696
Phone: (281) 807-5300
Fax: (281) 807-5311
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 44 Open Payments records for all available years, with a total value of $915.
Total Amount is formed as General ($915) + Research ($0) + Ownership ($0) = $915.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: Lilly USA, LLC ($229).
Total Amount
$915
General + Research + Ownership
Payments
44
Total payment records
General Amount
$915
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $229 |
| Abbott Laboratories | $186 |
| AstraZeneca Pharmaceuticals LP | $142 |
| Amgen Inc. | $83 |
| Bayer Healthcare Pharmaceuticals Inc. | $41 |
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: 2005-03-04
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 |
|---|---|---|---|---|
| I20050304000154 | 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 |
|---|---|---|---|---|
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 307 | 81 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 289 | 89 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 121 | 66 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 92 | 55 | $0 |
| 99487 | Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month | 64 | 32 | $0 |
Insurance plans in this area (ZIP 77429)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | TX | 82270 | Stool analysis for blood to screen for colon tumors | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | TX |
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