Diana Ortman, PA-C
NPI 1376645275 · Physician Assistant · Stafford, VA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Ortman, PA-C is a Physician Assistant provider in Stafford, VA (NPI 1376645275).
Provider details
- NPI number
- 1376645275
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 0110002374 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,916 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 960 | $104 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 285 | $3 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 217 | $70 |
| Hemoglobin A1c Level83036 | 215 | $10 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 87 | $15 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 37 | $12 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 93 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 311 | 72 |
| Amlodipine Besylate | 243 | 68 |
| Atorvastatin Calcium | 237 | 68 |
| Rosuvastatin Calcium | 224 | 68 |
| Metformin Hcl | 191 | 53 |
| Losartan Potassium | 179 | 49 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diana Ortman's NPI number?
- Diana Ortman's National Provider Identifier (NPI) is 1376645275, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Ortman's specialty?
- Diana Ortman is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diana Ortman located?
- Diana Ortman's practice location on file with NPPES is 422 Garrisonville Rd, Stafford, VA 22554-1573.
- What is Diana Ortman's phone number?
- The practice phone number listed in the NPPES registry for Diana Ortman is (540) 720-8000.
- Does Diana Ortman accept Medicare?
- Diana Ortman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Ortman's NPI active?
- Yes — Diana Ortman's NPI (1376645275) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.