Marwan Tabbara, MD
NPI 1588759674 · Psychiatry Physician · Kalamazoo, MI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marwan Tabbara, MD is a Psychiatry Physician provider in Kalamazoo, MI (NPI 1588759674).
Provider details
- NPI number
- 1588759674
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301071239 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
64 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 Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 43 | $47 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 21 | $71 |
Typical Medicare-allowed amounts for these services range $47–$71 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Olanzapinebrand: Olanzapine Odt | 76 |
| Clonazepam | 76 |
| Quetiapine Fumarate | 64 |
| Fluphenazine Decanoate | 40 |
| Benztropine Mesylate | 36 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 31 |
| Paliperidone Palmitatebrand: Invega Sustenna | 29 |
| Amantadine Hclbrand: Amantadine | 19 |
| Paliperidonebrand: Paliperidone Er |
Practice location
Mailing address
Additional practice locations (2)
- 300 68th St SeGrand Rapids, MI 49548-6927Phone: (616) 455-5000
- 210 S Main StreetThree Rivers, MI 49093Phone: (269) 273-5000Fax: (269) 273-8019
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2023-09-18
- Certified
- 2023-09-18
Frequently asked questions
- What is Marwan Tabbara's NPI number?
- Marwan Tabbara's National Provider Identifier (NPI) is 1588759674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marwan Tabbara's specialty?
- Marwan Tabbara is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Marwan Tabbara located?
- Marwan Tabbara's practice location on file with NPPES is 1530 Nichols Rd, Kalamazoo, MI 49006-2065.
- What is Marwan Tabbara's phone number?
- The practice phone number listed in the NPPES registry for Marwan Tabbara is (269) 343-6700.
- Does Marwan Tabbara accept Medicare?
- Marwan Tabbara is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marwan Tabbara's NPI active?
- Yes — Marwan Tabbara's NPI (1588759674) is active in the NPPES registry as of the last update on 2023-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.