Tatjana Acker, PA
NPI 1821161696 · Physician Assistant · Huntsville, AL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tatjana Acker, PA is a Physician Assistant provider in Huntsville, AL (NPI 1821161696).
Provider details
- NPI number
- 1821161696
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA.501 (AL)
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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
945 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 485 | $98 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 173 | $100 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 127 | $69 |
| Administration of Influenza Virus VaccineG0008 | 40 | $29 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 35 | $10 |
| Automated Urinalysis Test81003 | 28 | $2 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 352 | 97 |
| Levothyroxine Sodium | 309 | 85 |
| Losartan Potassium | 234 | 71 |
| Amlodipine Besylate | 200 | 63 |
| Lisinopril | 169 | 50 |
| Omeprazole | 152 | 50 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,261 across 86 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-17
- Last updated
- 2017-01-16
Frequently asked questions
- What is Tatjana Acker's NPI number?
- Tatjana Acker's National Provider Identifier (NPI) is 1821161696, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tatjana Acker's specialty?
- Tatjana Acker is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tatjana Acker located?
- Tatjana Acker's practice location on file with NPPES is 9000 Bailey Cove Rd Se, Huntsville, AL 35802-4002.
- What is Tatjana Acker's phone number?
- The practice phone number listed in the NPPES registry for Tatjana Acker is (256) 428-4900.
- Does Tatjana Acker accept Medicare?
- Tatjana Acker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tatjana Acker's NPI active?
- Yes — Tatjana Acker's NPI (1821161696) is active in the NPPES registry as of the last update on 2017-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.