Doctor profile · Federal record

Dr. Colin Blake, MD

Anesthesiology Physician · Ayer, MA

  • NPI 1770565657
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 Groton RD
Ayer, MA 014321168
(617) 562-5476
Additional location
242 Green St
Gardner, MA 014401336
(978) 632-3420
Mailing address
9 Galen St Ste 130
Watertown, MA 024724521

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
November 3, 2020
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Massachusetts #225542

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770565657. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
219
Distinct HCPCS
5
Medicare allowed
$27,574
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 90 77 $127
00811 Anesthesia for other procedure on large bowel using an endoscope 38 37 $122
00142 Anesthesia for lens surgery 36 35 $148
00812 Anesthesia for exam of colon using an endoscope 36 36 $94
00813 Anesthesia for procedure on small and large bowel using an endoscope 19 19 $151

In context: peer comparison

Among 1 peers in this city , average services per provider: 43. This provider delivers 5.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Colin Blake's medical specialty?
Dr. Colin Blake practices Anesthesiology Physician in Ayer, MA.
Where does Dr. Colin Blake practice?
Dr. Colin Blake practices at 200 Groton RD, Ayer, MA 014321168. Office phone: 6175625476.
What is Dr. Colin Blake's NPI?
Dr. Colin Blake's National Provider Identifier (NPI) is 1770565657, issued by NPPES.
What procedures does Dr. Colin Blake commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for lens surgery (HCPCS 00142). Source: CMS Medicare Physician & Other Practitioners file.