Mark Terng, MD
NPI 1811577570 · Hospitalist Physician · New York, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Terng, MD is a Hospitalist Physician provider in New York, NY (NPI 1811577570).
Provider details
- NPI number
- 1811577570
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 327810 (NY)
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
5 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
170 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 Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 70 | $86 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 34 | $129 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 29 | $54 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 26 | $143 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 11 | $125 |
Typical Medicare-allowed amounts for these services range $54–$143 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 71 | 20 |
| Amlodipine Besylate | 38 | — |
| Losartan Potassium | 31 | — |
| Tamsulosin Hcl | 26 | — |
| Carvedilol | 21 | — |
| Lisinopril | 21 | — |
| Chlorthalidone | 19 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-08
- Last updated
- 2024-05-12
- Certified
- 2024-05-12
Frequently asked questions
- What is Mark Terng's NPI number?
- Mark Terng's National Provider Identifier (NPI) is 1811577570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Terng's specialty?
- Mark Terng is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Terng located?
- Mark Terng's practice location on file with NPPES is 630 W 168th St, New York, NY 10032-3725.
- What is Mark Terng's phone number?
- The practice phone number listed in the NPPES registry for Mark Terng is (212) 305-2862.
- Does Mark Terng accept Medicare?
- Mark Terng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Terng's NPI active?
- Yes — Mark Terng's NPI (1811577570) is active in the NPPES registry as of the last update on 2024-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.