DIANNA J. OHLMAN (NP-C) – Family Nurse Practitioner, NPI 1952560260
Family Nurse Practitioner
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
7,023 NURSE PRACTITIONER in MO
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Provider Addresses for DIANNA J. OHLMAN (NP-C)
670, Mason Ridge Center Drive, Town and Country, Saint Louis County, Missouri, 63141, United States
STE 300
SAINT LOUIS, MO 631418573
Phone: (636) 916-9615
Fax: (636) 916-9850
Type: Mailing
201 BJC SAINT PETERS DR STE 200
SAINT PETERS, MO 633763386
Phone: (636) 916-9615
Fax: (636) 916-9850
Type: Mailing
Medical Office Building #3, 201, BJC Saint Peters Drive, Saint Peters, Saint Charles County, Missouri, 63376, United States
STE 200
SAINT PETERS, MO 633763385
Phone: (636) 916-9615
Fax: (636) 916-9850
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 98 Open Payments records for all available years, with a total value of $1,813.
Total Amount is formed as General ($1,813) + Research ($0) + Ownership ($0) = $1,813.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: ABBVIE INC. ($429).
Total Amount
$1,813
General + Research + Ownership
Payments
98
Total payment records
General Amount
$1,813
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $429 |
| Novartis Pharmaceuticals Corporation | $150 |
| GlaxoSmithKline, LLC. | $149 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $146 |
| Amgen Inc. | $106 |
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: 2008-09-29
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 |
|---|---|---|---|---|
| I20080929000016 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 216 | 184 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 111 | 102 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 99 | 99 | $0 |
| G0008 | Administration of influenza virus vaccine | 46 | 46 | $0 |
| 90662 | Influenza vaccine split virus, preservative free | 42 | 42 | $0 |
Insurance plans in this area (ZIP 63141)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MO | |
| - | MO | |
| Family Practice | MO | |
| Hospitalist, Family Practice | MO | |
| Internal Medicine | MO | |
| - | MO | |
| Family Practice | MO | |
| Internal Medicine | IL | |
| Internal Medicine, Hospitalist | MO | |
| Nurse Practitioner | MO |
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