Nasser Karamouz, M.D.
NPI 1932186590 · Psychiatry Physician · Boston, MA
Nasser Karamouz, M.D. is a Psychiatry Physician provider in Boston, MA (NPI 1932186590).
Provider details
- NPI number
- 1932186590
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 42277 (MA)
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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
367 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 | 193 | $51 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 76 | $82 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 59 | $136 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 39 | $181 |
Typical Medicare-allowed amounts for these services range $51–$181 (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 (1)
- 43 High StWareham, MA 02571-2097Phone: (508) 973-5930Fax: (508) 973-5931
Registry dates
- Enumerated
- 2005-12-26
- Last updated
- 2020-04-22
- Certified
- 2020-04-22
Frequently asked questions
- What is Nasser Karamouz's NPI number?
- Nasser Karamouz's National Provider Identifier (NPI) is 1932186590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nasser Karamouz's specialty?
- Nasser Karamouz is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nasser Karamouz located?
- Nasser Karamouz's practice location on file with NPPES is 125 Nashua St, Boston, MA 02114-1101.
- What is Nasser Karamouz's phone number?
- The practice phone number listed in the NPPES registry for Nasser Karamouz is (617) 573-2614.
- Is Nasser Karamouz's NPI active?
- Yes — Nasser Karamouz's NPI (1932186590) is active in the NPPES registry as of the last update on 2020-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.