MRS. ANA ISABEL STARK (MD) – Internal Medicine Physician, NPI 1811188758
Internal Medicine Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
319 NEPHROLOGY in MO
Provider Addresses for MRS. ANA ISABEL STARK (MD)
1265 GRAHAM RD STE 1
FLORISSANT, MO 630318018
Phone: (314) 741-1600
Fax: (314) 741-1677
Type: Mailing
1400 US HIGHWAY 61 STE 240A
FESTUS, MO 630284141
Phone: (636) 937-3337
Fax: (636) 931-7671
Type: Location
1035 N EMPORIA
SUITE 105
WICHITA, KS 672142998
Phone: (316) 263-7285
Fax: (316) 263-2666
Type: Location
6701 N CHARLES ST # 203
TOWSON, MD 212046881
Phone: (443) 849-2688
Type: Mailing
105, East Herndon Avenue, Fresno, Fresno County, California, 93720, United States
FRESNO, CA 937203306
Phone: (559) 450-5375
Type: Mailing
55 Nesbit Dr Ste B
Bonne Terre, MO 636281353
Phone: (636) 937-3337
Fax: (636) 931-7671
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 91 Open Payments records for all available years, with a total value of $2,218.
Total Amount is formed as General ($2,218) + Research ($0) + Ownership ($0) = $2,218.
Last reported payment date: 2024-12-09 • Largest payer in this snapshot: Amgen Inc. ($408).
Total Amount
$2,218
General + Research + Ownership
Payments
91
Total payment records
General Amount
$2,218
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-09
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2025-09-23
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20230607002358 | I | Internal Medicine | KS | TBD |
| I20250923002852 | I | Nephrology | MO | 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 |
|---|---|---|---|---|
| 99458 | Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes | 878 | 167 | $0 |
| 99454 | Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 521 | 186 | $0 |
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 521 | 187 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 89 | 83 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 62 | 57 | $0 |
Insurance plans in this area (ZIP 63031)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| Family Practice | KS | |
| Sports Medicine | KS | |
| H O S P I T A L I S T | KS | |
| Physician Assistant | KS | |
| - | KS | |
| Family Practice | KS | |
| Physician Assistant | KS | |
| - | KS | |
| Internal Medicine, Hospitalist | MT |
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