Jonathan Shamass, DNP, ACNP-BC
NPI 1508171117 · Acute Care Nurse Practitioner · Clinton Township, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Shamass, DNP, ACNP-BC is a Acute Care Nurse Practitioner provider in Clinton Township, MI (NPI 1508171117).
Provider details
- NPI number
- 1508171117
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, ACNP-BC
- Sex
- Male
- Sole proprietor
- No
- License
- 4704260406 (MI)
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
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
137 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 51 | $183 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 45 | $101 |
| Prolonged Hospital Inpatient Or Observation Care Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By ThG0316 | 30 | $26 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 11 | $97 |
Typical Medicare-allowed amounts for these services range $26–$183 (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.
Practice location
Mailing address
Additional practice locations (2)
- 27351 Dequindre RdMadison Heights, MI 48071Phone: (248) 967-7585
- 50855 Maria StNew Baltimore, MI 48047-2163Phone: (586) 295-1491
Registry dates
- Enumerated
- 2010-08-09
- Last updated
- 2021-01-28
- Certified
- 2021-01-28
Frequently asked questions
- What is Jonathan Shamass's NPI number?
- Jonathan Shamass's National Provider Identifier (NPI) is 1508171117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Shamass's specialty?
- Jonathan Shamass is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jonathan Shamass located?
- Jonathan Shamass's practice location on file with NPPES is 15855 19 Mile Rd, Clinton Township, MI 48038-3504.
- What is Jonathan Shamass's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Shamass is (586) 295-1491.
- Does Jonathan Shamass accept Medicare?
- Jonathan Shamass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Shamass's NPI active?
- Yes — Jonathan Shamass's NPI (1508171117) is active in the NPPES registry as of the last update on 2021-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.