Melissa Koss, APNP
NPI 1437527389 · Nurse Practitioner · Manitowoc, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Koss, APNP is a Nurse Practitioner provider in Manitowoc, WI (NPI 1437527389).
Provider details
- NPI number
- 1437527389
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 6633 (WI)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,351 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 801 | $85 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 150 | $59 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 115 | $121 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 110 | $144 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 65 | $104 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 150 | 40 |
| Levothyroxine Sodium | 124 | 29 |
| Sertraline Hcl | 98 | 17 |
| Apixabanbrand: Eliquis | 98 | 31 |
| Warfarin Sodium | 91 | 12 |
| Lorazepam | 86 | 24 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-09-09
- Last updated
- 2024-12-23
- Certified
- 2024-12-23
Frequently asked questions
- What is Melissa Koss's NPI number?
- Melissa Koss's National Provider Identifier (NPI) is 1437527389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Koss's specialty?
- Melissa Koss is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Koss located?
- Melissa Koss's practice location on file with NPPES is 1650 S 41st St, Manitowoc, WI 54220-7316.
- What is Melissa Koss's phone number?
- The practice phone number listed in the NPPES registry for Melissa Koss is (920) 320-3185.
- Does Melissa Koss accept Medicare?
- Melissa Koss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Koss's NPI active?
- Yes — Melissa Koss's NPI (1437527389) is active in the NPPES registry as of the last update on 2024-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.