Doctor profile · Federal record
Dr. Nathan Wass, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Boston, MA
- NPI 1790135606
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
50 Staniford St Fl 9
Boston, MA 021142506
(617) 724-6610
Credentials & registration
- NPI registered
- June 2016 — 10 yrs on file
- Profile last updated
- August 22, 2023
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #279022
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790135606. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
954
Distinct HCPCS
10
Medicare allowed
$96,443
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 241 | 191 | $140 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 131 | 117 | $99 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 127 | 127 | $142 | |
36415 |
Insertion of needle into vein for collection of blood sample | 116 | 104 | $8 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 84 | 72 | $196 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 52 | 52 | $21 | |
G0008 |
Administration of influenza virus vaccine | 32 | 32 | $34 | |
90662 |
Influenza vaccine split virus, preservative free | 31 | 31 | $72 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 24 | 17 | $99 | |
96127 |
Assessment of emotional or behavioral problems | 22 | 21 | $6 |
In context: peer comparison
Among 547 peers in this city , average services per provider: 81. This provider delivers 12× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,281
Patients
679
Total drug cost
$135,038
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 428 | 124 | $9,408 |
| Lisinopril | Generic | 287 | 94 | $3,253 |
| Amlodipine Besylate | Generic | 209 | 59 | $2,081 |
| Tamsulosin Hcl | Generic | 163 | 43 | $5,487 |
| Losartan Potassium | Generic | 160 | 46 | $2,732 |
| Metoprolol Succinate | Generic | 145 | 47 | $4,078 |
| Metformin Hcl | Generic | 130 | 35 | $1,593 |
| Omeprazole | Generic | 112 | 36 | $2,678 |
| Gabapentin | Generic | 105 | 29 | $1,643 |
| Hydrochlorothiazide | Generic | 105 | 32 | $259 |
Hospital affiliations
Frequently asked questions
What is Dr. Nathan Wass's medical specialty?
Dr. Nathan Wass practices Internal Medicine Physician in Boston, MA.
Where does Dr. Nathan Wass practice?
Dr. Nathan Wass practices at 50 Staniford St Fl 9, Boston, MA 021142506. Office phone: 6177246610.
What is Dr. Nathan Wass's NPI?
Dr. Nathan Wass's National Provider Identifier (NPI) is 1790135606, issued by NPPES.
Does Dr. Nathan Wass accept Medicare assignment?
Yes. Dr. Nathan Wass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Wass commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.