What is Craig Olin's NPI number?

Craig Olin's National Provider Identifier (NPI) is 1588776173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Craig Olin's specialty?

Craig Olin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Craig Olin located?

Craig Olin's practice location on file with NPPES is 1700 E Putnam Ave Ste 407, Old Greenwich, CT 06870-1380.

What is Craig Olin's phone number?

The practice phone number listed in the NPPES registry for Craig Olin is (203) 242-4520.

Is Craig Olin's NPI active?

Yes — Craig Olin's NPI (1588776173) is active in the NPPES registry as of the last update on 2025-07-18.

IndividualActive

Craig Olin, MD

NPI 1588776173 · Internal Medicine Physician · Old Greenwich, CT

Craig Olin, MD is a Internal Medicine Physician provider in Old Greenwich, CT (NPI 1588776173).

Provider details

NPI number: 1588776173
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 035158 (CT)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 035158 (CT)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(81/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
19 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
1 documented practice location
Medicare service volume (vs. specialty peers)25% of score
1,277 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

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 .

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)
Insertion of Needle Into Vein for Collection of Blood Sample36415	207	$9
Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211	181	$17
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	176	$133
Automated Urinalysis Test81003	152	$2
Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000	146	$15
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 64 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Atorvastatin Calcium	302	78
Zolpidem Tartrate	114	30
Metoprolol Succinate	113	29
Amlodipine Besylate	103	31
Apixabanbrand: Eliquis	97	21
Rosuvastatin Calcium	88	26

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$70 across 2 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Practice location

1700 E Putnam Ave Ste 407

Old Greenwich, CT 06870-1380

Phone: (203) 242-4520

Fax: (203) 242-4523

Street-level locationGet directions

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Mailing address