Katherine Ahlfeld, NP
NPI 1730553447 · Family Nurse Practitioner · Indianapolis, IN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Ahlfeld, NP is a Family Nurse Practitioner provider in Indianapolis, IN (NPI 1730553447).
Provider details
- NPI number
- 1730553447
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 71005932A (IN)
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
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
58 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 | 24 | $96 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $69 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 15 | $8 |
Typical Medicare-allowed amounts for these services range $8–$96 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 74 | 27 |
| Amlodipine Besylate | 69 | 21 |
| Omeprazole | 46 | 17 |
| Gabapentin | 27 | 12 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 25 | 11 |
| Trazodone Hcl | 24 | — |
Practice location
Mailing address
Additional practice locations (3)
- 1701 N Senate BlvdIndianapolis, IN 46202-1239Phone: (888) 484-3258
- 1 American SqSuite 185Indianapolis, IN 46282-0020Phone: (317) 948-6161Fax: (317) 638-0678
- 9650 E Washington St Ste 100Indianapolis, IN 46229-3032Phone: (317) 890-5500Fax: (317) 890-5566
Registry dates
- Enumerated
- 2015-11-18
- Last updated
- 2025-05-06
- Certified
- 2025-05-06
Frequently asked questions
- What is Katherine Ahlfeld's NPI number?
- Katherine Ahlfeld's National Provider Identifier (NPI) is 1730553447, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Ahlfeld's specialty?
- Katherine Ahlfeld is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Ahlfeld located?
- Katherine Ahlfeld's practice location on file with NPPES is 201 N Illinois St Ste 110, Indianapolis, IN 46204-4293.
- What is Katherine Ahlfeld's phone number?
- The practice phone number listed in the NPPES registry for Katherine Ahlfeld is (317) 942-6161.
- Does Katherine Ahlfeld accept Medicare?
- Katherine Ahlfeld is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Ahlfeld's NPI active?
- Yes — Katherine Ahlfeld's NPI (1730553447) is active in the NPPES registry as of the last update on 2025-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.