Tammy Hempstead, FNP
NPI 1629546841 · Nurse Practitioner · South Bend, IN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Hempstead, FNP is a Nurse Practitioner provider in South Bend, IN (NPI 1629546841).
Provider details
- NPI number
- 1629546841
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 28161778A (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 tenure25% of score
7 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
2,844 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,818 | $81 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 574 | $56 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 205 | $81 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 73 | $56 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 57 | $137 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 1,512 | 207 |
| Memantine Hcl | 530 | 97 |
| Trazodone Hcl | 459 | 87 |
| Mirtazapine | 347 | 83 |
| Lorazepam | 317 | 63 |
| Clonazepam | 308 | 45 |
| Galantamine Hbr | 270 | 42 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$144 across 3 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
- 2018-11-06
- Last updated
- 2018-11-06
Frequently asked questions
- What is Tammy Hempstead's NPI number?
- Tammy Hempstead's National Provider Identifier (NPI) is 1629546841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Hempstead's specialty?
- Tammy Hempstead is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tammy Hempstead located?
- Tammy Hempstead's practice location on file with NPPES is 220 W Colfax Ave Ste 400, South Bend, IN 46601-1635.
- What is Tammy Hempstead's phone number?
- The practice phone number listed in the NPPES registry for Tammy Hempstead is (574) 546-1900.
- Does Tammy Hempstead accept Medicare?
- Tammy Hempstead is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Hempstead's NPI active?
- Yes — Tammy Hempstead's NPI (1629546841) is active in the NPPES registry as of the last update on 2018-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.