Doctor profile · Federal record

Dr. Dennis Teehan, M.D

Preventive Medicine/Occupational Environmental Medicine Physician (CMS: Preventive Medicine) · General Practice Physician · Boston, MA

  • NPI 1306006945
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
665 Huntington Ave
Boston, MA 021156021
(617) 432-3327
Mailing address
199 Madison St
Dedham, MA 020265009

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
June 27, 2014
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2083P0500X — NUCC code
State license (1)
Massachusetts #250272

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306006945. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
170
Distinct HCPCS
5
Medicare allowed
$17,862
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 69 33 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 55 28 $99
83036 Hemoglobin a1c level 18 12 $10
80061 Blood test, lipids (cholesterol and triglycerides) 15 14 $13
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $182

In context: peer comparison

Among 1 peers in Boston Preventive Medicine/Occupational Environmental Medicine Physician, average services per provider: 34. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,163
Transactions
103
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 23 $603.79
Abbvie INC. 13 $280.12
Pfizer INC. 17 $247.03
Novartis Pharmaceuticals Corporation 17 $233.58
Lilly USA, LLC 7 $149.00
Amgen INC. 5 $110.40
Antares Pharma, INC. 4 $98.16
Esperion Therapeutics, INC. 5 $75.97
Novo Nordisk INC 3 $63.71
Boehringer Ingelheim Pharmaceuticals, INC. 2 $59.54
Medtronic, INC. 2 $55.84
Bayer Healthcare Pharmaceuticals INC. 2 $42.21
Janssen Pharmaceuticals, INC 1 $32.00
Seqirus USA INC 1 $24.51
Exact Sciences Corporation 1 $22.72

By nature of payment

Food and Beverage
$2,163

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
455
Patients
65
Total drug cost
$84,572
Drug Type Claims Patients Total cost
Losartan Potassium Generic 60 16 $834
Atorvastatin Calcium Generic 53 17 $1,088
Lisinopril Generic 51 19 $472
Amlodipine Besylate Generic 41 13 $428
Trulicity (Dulaglutide) Brand 39 0 $37,452
Hydrochlorothiazide Generic 29 0 $110
Levothyroxine Sodium Generic 27 0 $275
Metformin Hcl Generic 27 0 $315
Metoprolol Succinate Generic 27 0 $684
Rosuvastatin Calcium Generic 22 0 $305

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Teehan's medical specialty?
Dr. Dennis Teehan practices Preventive Medicine/Occupational Environmental Medicine Physician in Boston, MA.
Where does Dr. Dennis Teehan practice?
Dr. Dennis Teehan practices at 665 Huntington Ave, Boston, MA 021156021. Office phone: 6174323327.
What is Dr. Dennis Teehan's NPI?
Dr. Dennis Teehan's National Provider Identifier (NPI) is 1306006945, issued by NPPES.
Does Dr. Dennis Teehan accept Medicare assignment?
Yes. Dr. Dennis Teehan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Teehan 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); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.