Doctor profile · Federal record
Dr. David Slack, MD
Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Easthampton, MA
- NPI 1205895554
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
179 Northampton St, #H
Easthampton, MA 010271057
(413) 529-9300
fax (413) 527-9793 - Mailing address
-
Po Box 8019
Springfield, MA 011028000
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- June 17, 2008
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #72497
- Medicaid
- MA #3066134
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205895554. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,382
Distinct HCPCS
10
Medicare allowed
$185,077
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 880 | 455 | $8 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 413 | 283 | $8 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 410 | 330 | $13 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 372 | 200 | $129 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 346 | 184 | $64 | |
83036 |
Hemoglobin a1c level | 321 | 200 | $10 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 206 | 150 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 200 | 169 | $10 | |
83721 |
Ldl cholesterol level | 171 | 151 | $10 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 146 | 146 | $132 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 96. This provider delivers 56× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,074
Patients
552
Total drug cost
$42,492
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 264 | 76 | $6,097 |
| Amlodipine Besylate | Generic | 216 | 60 | $2,448 |
| Losartan Potassium | Generic | 212 | 65 | $4,217 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 208 | 32 | $5,292 |
| Lisinopril | Generic | 191 | 61 | $2,893 |
| Omeprazole | Generic | 143 | 41 | $3,055 |
| Oxycodone Hcl | Generic | 137 | 24 | $5,487 |
| Clonazepam | Generic | 122 | 20 | $946 |
| Levothyroxine Sodium | Generic | 114 | 30 | $1,955 |
| Metformin Hcl | Generic | 101 | 29 | $1,457 |
Hospital affiliations
Frequently asked questions
What is Dr. David Slack's medical specialty?
Dr. David Slack practices Internal Medicine Physician in Easthampton, MA.
Where does Dr. David Slack practice?
Dr. David Slack practices at 179 Northampton St, Easthampton, MA 010271057. Office phone: 4135299300.
What is Dr. David Slack's NPI?
Dr. David Slack's National Provider Identifier (NPI) is 1205895554, issued by NPPES.
Does Dr. David Slack accept Medicare assignment?
Yes. Dr. David Slack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Slack commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, basic group of blood chemicals (calcium, total) (HCPCS 80048); Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061). Source: CMS Medicare Physician & Other Practitioners file.